vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 1 | // Copyright 2011 the V8 project authors. All rights reserved. |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2 | // Redistribution and use in source and binary forms, with or without |
| 3 | // modification, are permitted provided that the following conditions are |
| 4 | // met: |
| 5 | // |
| 6 | // * Redistributions of source code must retain the above copyright |
| 7 | // notice, this list of conditions and the following disclaimer. |
| 8 | // * Redistributions in binary form must reproduce the above |
| 9 | // copyright notice, this list of conditions and the following |
| 10 | // disclaimer in the documentation and/or other materials provided |
| 11 | // with the distribution. |
| 12 | // * Neither the name of Google Inc. nor the names of its |
| 13 | // contributors may be used to endorse or promote products derived |
| 14 | // from this software without specific prior written permission. |
| 15 | // |
| 16 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 17 | // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 18 | // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 19 | // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 20 | // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 21 | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 | // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 | // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 | // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | |
| 28 | #ifndef V8_HYDROGEN_INSTRUCTIONS_H_ |
| 29 | #define V8_HYDROGEN_INSTRUCTIONS_H_ |
| 30 | |
| 31 | #include "v8.h" |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 32 | |
lrn@chromium.org | 1c09276 | 2011-05-09 09:42:16 +0000 | [diff] [blame] | 33 | #include "allocation.h" |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 34 | #include "code-stubs.h" |
fschneider@chromium.org | fb144a0 | 2011-05-04 12:43:48 +0000 | [diff] [blame] | 35 | #include "data-flow.h" |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 36 | #include "small-pointer-list.h" |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 37 | #include "string-stream.h" |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 38 | #include "v8conversions.h" |
| 39 | #include "v8utils.h" |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 40 | #include "zone.h" |
| 41 | |
| 42 | namespace v8 { |
| 43 | namespace internal { |
| 44 | |
| 45 | // Forward declarations. |
| 46 | class HBasicBlock; |
| 47 | class HEnvironment; |
| 48 | class HInstruction; |
| 49 | class HLoopInformation; |
| 50 | class HValue; |
| 51 | class LInstruction; |
| 52 | class LChunkBuilder; |
| 53 | |
| 54 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 55 | #define HYDROGEN_ABSTRACT_INSTRUCTION_LIST(V) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 56 | V(BitwiseBinaryOperation) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 57 | V(ControlInstruction) \ |
| 58 | V(Instruction) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 59 | |
| 60 | |
| 61 | #define HYDROGEN_CONCRETE_INSTRUCTION_LIST(V) \ |
kmillikin@chromium.org | 31b1277 | 2011-02-02 16:08:26 +0000 | [diff] [blame] | 62 | V(AbnormalExit) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 63 | V(AccessArgumentsAt) \ |
| 64 | V(Add) \ |
| 65 | V(ApplyArguments) \ |
| 66 | V(ArgumentsElements) \ |
| 67 | V(ArgumentsLength) \ |
| 68 | V(ArgumentsObject) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 69 | V(ArrayLiteral) \ |
| 70 | V(BitAnd) \ |
| 71 | V(BitNot) \ |
| 72 | V(BitOr) \ |
| 73 | V(BitXor) \ |
| 74 | V(BlockEntry) \ |
| 75 | V(BoundsCheck) \ |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 76 | V(Branch) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 77 | V(CallConstantFunction) \ |
| 78 | V(CallFunction) \ |
| 79 | V(CallGlobal) \ |
| 80 | V(CallKeyed) \ |
| 81 | V(CallKnownGlobal) \ |
| 82 | V(CallNamed) \ |
| 83 | V(CallNew) \ |
| 84 | V(CallRuntime) \ |
| 85 | V(CallStub) \ |
| 86 | V(Change) \ |
| 87 | V(CheckFunction) \ |
| 88 | V(CheckInstanceType) \ |
| 89 | V(CheckMap) \ |
| 90 | V(CheckNonSmi) \ |
| 91 | V(CheckPrototypeMaps) \ |
| 92 | V(CheckSmi) \ |
kmillikin@chromium.org | c53e10d | 2011-05-18 09:12:58 +0000 | [diff] [blame] | 93 | V(ClampToUint8) \ |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 94 | V(ClassOfTestAndBranch) \ |
| 95 | V(CompareIDAndBranch) \ |
| 96 | V(CompareGeneric) \ |
| 97 | V(CompareObjectEqAndBranch) \ |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 98 | V(CompareMap) \ |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 99 | V(CompareConstantEqAndBranch) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 100 | V(Constant) \ |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 101 | V(Context) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 102 | V(DeleteProperty) \ |
| 103 | V(Deoptimize) \ |
| 104 | V(Div) \ |
whesse@chromium.org | 7b26015 | 2011-06-20 15:33:18 +0000 | [diff] [blame] | 105 | V(ElementsKind) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 106 | V(EnterInlined) \ |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 107 | V(ExternalArrayLength) \ |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 108 | V(FixedArrayLength) \ |
kmillikin@chromium.org | c53e10d | 2011-05-18 09:12:58 +0000 | [diff] [blame] | 109 | V(ForceRepresentation) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 110 | V(FunctionLiteral) \ |
kmillikin@chromium.org | 49edbdf | 2011-02-16 12:32:18 +0000 | [diff] [blame] | 111 | V(GetCachedArrayIndex) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 112 | V(GlobalObject) \ |
| 113 | V(GlobalReceiver) \ |
| 114 | V(Goto) \ |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 115 | V(HasCachedArrayIndexAndBranch) \ |
| 116 | V(HasInstanceTypeAndBranch) \ |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 117 | V(In) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 118 | V(InstanceOf) \ |
kmillikin@chromium.org | d2c22f0 | 2011-01-10 08:15:37 +0000 | [diff] [blame] | 119 | V(InstanceOfKnownGlobal) \ |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 120 | V(InvokeFunction) \ |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 121 | V(IsConstructCallAndBranch) \ |
| 122 | V(IsNullAndBranch) \ |
| 123 | V(IsObjectAndBranch) \ |
| 124 | V(IsSmiAndBranch) \ |
| 125 | V(IsUndetectableAndBranch) \ |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 126 | V(JSArrayLength) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 127 | V(LeaveInlined) \ |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 128 | V(LoadContextSlot) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 129 | V(LoadElements) \ |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 130 | V(LoadExternalArrayPointer) \ |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 131 | V(LoadFunctionPrototype) \ |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 132 | V(LoadGlobalCell) \ |
| 133 | V(LoadGlobalGeneric) \ |
rossberg@chromium.org | 717967f | 2011-07-20 13:44:42 +0000 | [diff] [blame] | 134 | V(LoadKeyedFastDoubleElement) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 135 | V(LoadKeyedFastElement) \ |
| 136 | V(LoadKeyedGeneric) \ |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 137 | V(LoadKeyedSpecializedArrayElement) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 138 | V(LoadNamedField) \ |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 139 | V(LoadNamedFieldPolymorphic) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 140 | V(LoadNamedGeneric) \ |
| 141 | V(Mod) \ |
| 142 | V(Mul) \ |
| 143 | V(ObjectLiteral) \ |
| 144 | V(OsrEntry) \ |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 145 | V(OuterContext) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 146 | V(Parameter) \ |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 147 | V(Power) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 148 | V(PushArgument) \ |
| 149 | V(RegExpLiteral) \ |
| 150 | V(Return) \ |
| 151 | V(Sar) \ |
| 152 | V(Shl) \ |
| 153 | V(Shr) \ |
| 154 | V(Simulate) \ |
jkummerow@chromium.org | e297f59 | 2011-06-08 10:05:15 +0000 | [diff] [blame] | 155 | V(SoftDeoptimize) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 156 | V(StackCheck) \ |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 157 | V(StoreContextSlot) \ |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 158 | V(StoreGlobalCell) \ |
| 159 | V(StoreGlobalGeneric) \ |
rossberg@chromium.org | 717967f | 2011-07-20 13:44:42 +0000 | [diff] [blame] | 160 | V(StoreKeyedFastDoubleElement) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 161 | V(StoreKeyedFastElement) \ |
| 162 | V(StoreKeyedGeneric) \ |
ricow@chromium.org | d2be901 | 2011-06-01 06:00:58 +0000 | [diff] [blame] | 163 | V(StoreKeyedSpecializedArrayElement) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 164 | V(StoreNamedField) \ |
| 165 | V(StoreNamedGeneric) \ |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 166 | V(StringAdd) \ |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 167 | V(StringCharCodeAt) \ |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 168 | V(StringCharFromCode) \ |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 169 | V(StringLength) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 170 | V(Sub) \ |
ricow@chromium.org | d2be901 | 2011-06-01 06:00:58 +0000 | [diff] [blame] | 171 | V(ThisFunction) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 172 | V(Throw) \ |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 173 | V(ToFastProperties) \ |
ricow@chromium.org | d2be901 | 2011-06-01 06:00:58 +0000 | [diff] [blame] | 174 | V(ToInt32) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 175 | V(Typeof) \ |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 176 | V(TypeofIsAndBranch) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 177 | V(UnaryMathOperation) \ |
| 178 | V(UnknownOSRValue) \ |
ricow@chromium.org | d2be901 | 2011-06-01 06:00:58 +0000 | [diff] [blame] | 179 | V(UseConst) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 180 | V(ValueOf) |
| 181 | |
| 182 | #define GVN_FLAG_LIST(V) \ |
| 183 | V(Calls) \ |
| 184 | V(InobjectFields) \ |
| 185 | V(BackingStoreFields) \ |
| 186 | V(ArrayElements) \ |
ricow@chromium.org | 2c99e28 | 2011-07-28 09:15:17 +0000 | [diff] [blame^] | 187 | V(DoubleArrayElements) \ |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 188 | V(SpecializedArrayElements) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 189 | V(GlobalVars) \ |
| 190 | V(Maps) \ |
| 191 | V(ArrayLengths) \ |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 192 | V(ContextSlots) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 193 | V(OsrEntries) |
| 194 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 195 | #define DECLARE_ABSTRACT_INSTRUCTION(type) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 196 | virtual bool Is##type() const { return true; } \ |
| 197 | static H##type* cast(HValue* value) { \ |
| 198 | ASSERT(value->Is##type()); \ |
| 199 | return reinterpret_cast<H##type*>(value); \ |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 200 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 201 | |
| 202 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 203 | #define DECLARE_CONCRETE_INSTRUCTION(type) \ |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 204 | virtual LInstruction* CompileToLithium(LChunkBuilder* builder); \ |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 205 | static H##type* cast(HValue* value) { \ |
| 206 | ASSERT(value->Is##type()); \ |
| 207 | return reinterpret_cast<H##type*>(value); \ |
| 208 | } \ |
| 209 | virtual Opcode opcode() const { return HValue::k##type; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 210 | |
| 211 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 212 | class Range: public ZoneObject { |
| 213 | public: |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 214 | Range() |
| 215 | : lower_(kMinInt), |
| 216 | upper_(kMaxInt), |
| 217 | next_(NULL), |
| 218 | can_be_minus_zero_(false) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 219 | |
| 220 | Range(int32_t lower, int32_t upper) |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 221 | : lower_(lower), |
| 222 | upper_(upper), |
| 223 | next_(NULL), |
| 224 | can_be_minus_zero_(false) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 225 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 226 | int32_t upper() const { return upper_; } |
| 227 | int32_t lower() const { return lower_; } |
| 228 | Range* next() const { return next_; } |
| 229 | Range* CopyClearLower() const { return new Range(kMinInt, upper_); } |
| 230 | Range* CopyClearUpper() const { return new Range(lower_, kMaxInt); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 231 | Range* Copy() const { return new Range(lower_, upper_); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 232 | int32_t Mask() const; |
| 233 | void set_can_be_minus_zero(bool b) { can_be_minus_zero_ = b; } |
| 234 | bool CanBeMinusZero() const { return CanBeZero() && can_be_minus_zero_; } |
| 235 | bool CanBeZero() const { return upper_ >= 0 && lower_ <= 0; } |
| 236 | bool CanBeNegative() const { return lower_ < 0; } |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 237 | bool Includes(int value) const { return lower_ <= value && upper_ >= value; } |
| 238 | bool IsMostGeneric() const { return lower_ == kMinInt && upper_ == kMaxInt; } |
| 239 | bool IsInSmiRange() const { |
| 240 | return lower_ >= Smi::kMinValue && upper_ <= Smi::kMaxValue; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 241 | } |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 242 | void KeepOrder(); |
| 243 | void Verify() const; |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 244 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 245 | void StackUpon(Range* other) { |
| 246 | Intersect(other); |
| 247 | next_ = other; |
| 248 | } |
| 249 | |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 250 | void Intersect(Range* other); |
| 251 | void Union(Range* other); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 252 | |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 253 | void AddConstant(int32_t value); |
| 254 | void Sar(int32_t value); |
| 255 | void Shl(int32_t value); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 256 | bool AddAndCheckOverflow(Range* other); |
| 257 | bool SubAndCheckOverflow(Range* other); |
| 258 | bool MulAndCheckOverflow(Range* other); |
| 259 | |
| 260 | private: |
| 261 | int32_t lower_; |
| 262 | int32_t upper_; |
| 263 | Range* next_; |
| 264 | bool can_be_minus_zero_; |
| 265 | }; |
| 266 | |
| 267 | |
| 268 | class Representation { |
| 269 | public: |
| 270 | enum Kind { |
| 271 | kNone, |
| 272 | kTagged, |
| 273 | kDouble, |
| 274 | kInteger32, |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 275 | kExternal, |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 276 | kNumRepresentations |
| 277 | }; |
| 278 | |
| 279 | Representation() : kind_(kNone) { } |
| 280 | |
| 281 | static Representation None() { return Representation(kNone); } |
| 282 | static Representation Tagged() { return Representation(kTagged); } |
| 283 | static Representation Integer32() { return Representation(kInteger32); } |
| 284 | static Representation Double() { return Representation(kDouble); } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 285 | static Representation External() { return Representation(kExternal); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 286 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 287 | bool Equals(const Representation& other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 288 | return kind_ == other.kind_; |
| 289 | } |
| 290 | |
ager@chromium.org | a9aa5fa | 2011-04-13 08:46:07 +0000 | [diff] [blame] | 291 | Kind kind() const { return static_cast<Kind>(kind_); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 292 | bool IsNone() const { return kind_ == kNone; } |
| 293 | bool IsTagged() const { return kind_ == kTagged; } |
| 294 | bool IsInteger32() const { return kind_ == kInteger32; } |
| 295 | bool IsDouble() const { return kind_ == kDouble; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 296 | bool IsExternal() const { return kind_ == kExternal; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 297 | bool IsSpecialization() const { |
| 298 | return kind_ == kInteger32 || kind_ == kDouble; |
| 299 | } |
| 300 | const char* Mnemonic() const; |
| 301 | |
| 302 | private: |
| 303 | explicit Representation(Kind k) : kind_(k) { } |
| 304 | |
ager@chromium.org | a9aa5fa | 2011-04-13 08:46:07 +0000 | [diff] [blame] | 305 | // Make sure kind fits in int8. |
| 306 | STATIC_ASSERT(kNumRepresentations <= (1 << kBitsPerByte)); |
| 307 | |
| 308 | int8_t kind_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 309 | }; |
| 310 | |
| 311 | |
| 312 | class HType { |
| 313 | public: |
| 314 | HType() : type_(kUninitialized) { } |
| 315 | |
| 316 | static HType Tagged() { return HType(kTagged); } |
| 317 | static HType TaggedPrimitive() { return HType(kTaggedPrimitive); } |
| 318 | static HType TaggedNumber() { return HType(kTaggedNumber); } |
| 319 | static HType Smi() { return HType(kSmi); } |
| 320 | static HType HeapNumber() { return HType(kHeapNumber); } |
| 321 | static HType String() { return HType(kString); } |
| 322 | static HType Boolean() { return HType(kBoolean); } |
| 323 | static HType NonPrimitive() { return HType(kNonPrimitive); } |
| 324 | static HType JSArray() { return HType(kJSArray); } |
| 325 | static HType JSObject() { return HType(kJSObject); } |
| 326 | static HType Uninitialized() { return HType(kUninitialized); } |
| 327 | |
| 328 | // Return the weakest (least precise) common type. |
| 329 | HType Combine(HType other) { |
| 330 | return HType(static_cast<Type>(type_ & other.type_)); |
| 331 | } |
| 332 | |
| 333 | bool Equals(const HType& other) { |
| 334 | return type_ == other.type_; |
| 335 | } |
| 336 | |
| 337 | bool IsSubtypeOf(const HType& other) { |
| 338 | return Combine(other).Equals(other); |
| 339 | } |
| 340 | |
| 341 | bool IsTagged() { |
| 342 | ASSERT(type_ != kUninitialized); |
| 343 | return ((type_ & kTagged) == kTagged); |
| 344 | } |
| 345 | |
| 346 | bool IsTaggedPrimitive() { |
| 347 | ASSERT(type_ != kUninitialized); |
| 348 | return ((type_ & kTaggedPrimitive) == kTaggedPrimitive); |
| 349 | } |
| 350 | |
| 351 | bool IsTaggedNumber() { |
| 352 | ASSERT(type_ != kUninitialized); |
| 353 | return ((type_ & kTaggedNumber) == kTaggedNumber); |
| 354 | } |
| 355 | |
| 356 | bool IsSmi() { |
| 357 | ASSERT(type_ != kUninitialized); |
| 358 | return ((type_ & kSmi) == kSmi); |
| 359 | } |
| 360 | |
| 361 | bool IsHeapNumber() { |
| 362 | ASSERT(type_ != kUninitialized); |
| 363 | return ((type_ & kHeapNumber) == kHeapNumber); |
| 364 | } |
| 365 | |
| 366 | bool IsString() { |
| 367 | ASSERT(type_ != kUninitialized); |
| 368 | return ((type_ & kString) == kString); |
| 369 | } |
| 370 | |
| 371 | bool IsBoolean() { |
| 372 | ASSERT(type_ != kUninitialized); |
| 373 | return ((type_ & kBoolean) == kBoolean); |
| 374 | } |
| 375 | |
| 376 | bool IsNonPrimitive() { |
| 377 | ASSERT(type_ != kUninitialized); |
| 378 | return ((type_ & kNonPrimitive) == kNonPrimitive); |
| 379 | } |
| 380 | |
| 381 | bool IsJSArray() { |
| 382 | ASSERT(type_ != kUninitialized); |
| 383 | return ((type_ & kJSArray) == kJSArray); |
| 384 | } |
| 385 | |
| 386 | bool IsJSObject() { |
| 387 | ASSERT(type_ != kUninitialized); |
| 388 | return ((type_ & kJSObject) == kJSObject); |
| 389 | } |
| 390 | |
| 391 | bool IsUninitialized() { |
| 392 | return type_ == kUninitialized; |
| 393 | } |
| 394 | |
| 395 | static HType TypeFromValue(Handle<Object> value); |
| 396 | |
| 397 | const char* ToString(); |
| 398 | const char* ToShortString(); |
| 399 | |
| 400 | private: |
| 401 | enum Type { |
| 402 | kTagged = 0x1, // 0000 0000 0000 0001 |
| 403 | kTaggedPrimitive = 0x5, // 0000 0000 0000 0101 |
| 404 | kTaggedNumber = 0xd, // 0000 0000 0000 1101 |
| 405 | kSmi = 0x1d, // 0000 0000 0001 1101 |
| 406 | kHeapNumber = 0x2d, // 0000 0000 0010 1101 |
| 407 | kString = 0x45, // 0000 0000 0100 0101 |
| 408 | kBoolean = 0x85, // 0000 0000 1000 0101 |
| 409 | kNonPrimitive = 0x101, // 0000 0001 0000 0001 |
| 410 | kJSObject = 0x301, // 0000 0011 0000 0001 |
whesse@chromium.org | 7b26015 | 2011-06-20 15:33:18 +0000 | [diff] [blame] | 411 | kJSArray = 0x701, // 0000 0111 0000 0001 |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 412 | kUninitialized = 0x1fff // 0001 1111 1111 1111 |
| 413 | }; |
| 414 | |
ager@chromium.org | a9aa5fa | 2011-04-13 08:46:07 +0000 | [diff] [blame] | 415 | // Make sure type fits in int16. |
| 416 | STATIC_ASSERT(kUninitialized < (1 << (2 * kBitsPerByte))); |
| 417 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 418 | explicit HType(Type t) : type_(t) { } |
| 419 | |
ager@chromium.org | a9aa5fa | 2011-04-13 08:46:07 +0000 | [diff] [blame] | 420 | int16_t type_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 421 | }; |
| 422 | |
| 423 | |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 424 | class HUseListNode: public ZoneObject { |
| 425 | public: |
| 426 | HUseListNode(HValue* value, int index, HUseListNode* tail) |
| 427 | : tail_(tail), value_(value), index_(index) { |
| 428 | } |
| 429 | |
| 430 | HUseListNode* tail() const { return tail_; } |
| 431 | HValue* value() const { return value_; } |
| 432 | int index() const { return index_; } |
| 433 | |
| 434 | void set_tail(HUseListNode* list) { tail_ = list; } |
| 435 | |
| 436 | #ifdef DEBUG |
| 437 | void Zap() { |
| 438 | tail_ = reinterpret_cast<HUseListNode*>(1); |
| 439 | value_ = NULL; |
| 440 | index_ = -1; |
| 441 | } |
| 442 | #endif |
| 443 | |
| 444 | private: |
| 445 | HUseListNode* tail_; |
| 446 | HValue* value_; |
| 447 | int index_; |
| 448 | }; |
| 449 | |
| 450 | |
| 451 | // We reuse use list nodes behind the scenes as uses are added and deleted. |
| 452 | // This class is the safe way to iterate uses while deleting them. |
| 453 | class HUseIterator BASE_EMBEDDED { |
| 454 | public: |
| 455 | bool Done() { return current_ == NULL; } |
| 456 | void Advance(); |
| 457 | |
| 458 | HValue* value() { |
| 459 | ASSERT(!Done()); |
| 460 | return value_; |
| 461 | } |
| 462 | |
| 463 | int index() { |
| 464 | ASSERT(!Done()); |
| 465 | return index_; |
| 466 | } |
| 467 | |
| 468 | private: |
| 469 | explicit HUseIterator(HUseListNode* head); |
| 470 | |
| 471 | HUseListNode* current_; |
| 472 | HUseListNode* next_; |
| 473 | HValue* value_; |
| 474 | int index_; |
| 475 | |
| 476 | friend class HValue; |
| 477 | }; |
| 478 | |
| 479 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 480 | class HValue: public ZoneObject { |
| 481 | public: |
| 482 | static const int kNoNumber = -1; |
| 483 | |
| 484 | // There must be one corresponding kDepends flag for every kChanges flag and |
| 485 | // the order of the kChanges flags must be exactly the same as of the kDepends |
| 486 | // flags. |
| 487 | enum Flag { |
| 488 | // Declare global value numbering flags. |
| 489 | #define DECLARE_DO(type) kChanges##type, kDependsOn##type, |
| 490 | GVN_FLAG_LIST(DECLARE_DO) |
| 491 | #undef DECLARE_DO |
| 492 | kFlexibleRepresentation, |
whesse@chromium.org | 7b26015 | 2011-06-20 15:33:18 +0000 | [diff] [blame] | 493 | // Participate in Global Value Numbering, i.e. elimination of |
| 494 | // unnecessary recomputations. If an instruction sets this flag, it must |
| 495 | // implement DataEquals(), which will be used to determine if other |
| 496 | // occurrences of the instruction are indeed the same. |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 497 | kUseGVN, |
| 498 | kCanOverflow, |
| 499 | kBailoutOnMinusZero, |
| 500 | kCanBeDivByZero, |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 501 | kDeoptimizeOnUndefined, |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 502 | kIsArguments, |
| 503 | kTruncatingToInt32, |
| 504 | kLastFlag = kTruncatingToInt32 |
| 505 | }; |
| 506 | |
| 507 | STATIC_ASSERT(kLastFlag < kBitsPerInt); |
| 508 | |
| 509 | static const int kChangesToDependsFlagsLeftShift = 1; |
| 510 | |
| 511 | static int ChangesFlagsMask() { |
| 512 | int result = 0; |
| 513 | // Create changes mask. |
| 514 | #define DECLARE_DO(type) result |= (1 << kChanges##type); |
| 515 | GVN_FLAG_LIST(DECLARE_DO) |
| 516 | #undef DECLARE_DO |
| 517 | return result; |
| 518 | } |
| 519 | |
| 520 | static int DependsFlagsMask() { |
| 521 | return ConvertChangesToDependsFlags(ChangesFlagsMask()); |
| 522 | } |
| 523 | |
| 524 | static int ConvertChangesToDependsFlags(int flags) { |
| 525 | return flags << kChangesToDependsFlagsLeftShift; |
| 526 | } |
| 527 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 528 | static HValue* cast(HValue* value) { return value; } |
| 529 | |
| 530 | enum Opcode { |
| 531 | // Declare a unique enum value for each hydrogen instruction. |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 532 | #define DECLARE_OPCODE(type) k##type, |
| 533 | HYDROGEN_CONCRETE_INSTRUCTION_LIST(DECLARE_OPCODE) |
| 534 | kPhi |
| 535 | #undef DECLARE_OPCODE |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 536 | }; |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 537 | virtual Opcode opcode() const = 0; |
| 538 | |
| 539 | // Declare a non-virtual predicates for each concrete HInstruction or HValue. |
| 540 | #define DECLARE_PREDICATE(type) \ |
| 541 | bool Is##type() const { return opcode() == k##type; } |
| 542 | HYDROGEN_CONCRETE_INSTRUCTION_LIST(DECLARE_PREDICATE) |
| 543 | #undef DECLARE_PREDICATE |
| 544 | bool IsPhi() const { return opcode() == kPhi; } |
| 545 | |
| 546 | // Declare virtual predicates for abstract HInstruction or HValue |
| 547 | #define DECLARE_PREDICATE(type) \ |
| 548 | virtual bool Is##type() const { return false; } |
| 549 | HYDROGEN_ABSTRACT_INSTRUCTION_LIST(DECLARE_PREDICATE) |
| 550 | #undef DECLARE_PREDICATE |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 551 | |
| 552 | HValue() : block_(NULL), |
| 553 | id_(kNoNumber), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 554 | type_(HType::Tagged()), |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 555 | use_list_(NULL), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 556 | range_(NULL), |
| 557 | flags_(0) {} |
| 558 | virtual ~HValue() {} |
| 559 | |
| 560 | HBasicBlock* block() const { return block_; } |
| 561 | void SetBlock(HBasicBlock* block); |
| 562 | |
| 563 | int id() const { return id_; } |
| 564 | void set_id(int id) { id_ = id; } |
| 565 | |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 566 | HUseIterator uses() const { return HUseIterator(use_list_); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 567 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 568 | virtual bool EmitAtUses() { return false; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 569 | Representation representation() const { return representation_; } |
| 570 | void ChangeRepresentation(Representation r) { |
| 571 | // Representation was already set and is allowed to be changed. |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 572 | ASSERT(!r.IsNone()); |
| 573 | ASSERT(CheckFlag(kFlexibleRepresentation)); |
| 574 | RepresentationChanged(r); |
| 575 | representation_ = r; |
| 576 | } |
vegorov@chromium.org | 7304bca | 2011-05-16 12:14:13 +0000 | [diff] [blame] | 577 | void AssumeRepresentation(Representation r); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 578 | |
fschneider@chromium.org | fb144a0 | 2011-05-04 12:43:48 +0000 | [diff] [blame] | 579 | virtual bool IsConvertibleToInteger() const { return true; } |
| 580 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 581 | HType type() const { return type_; } |
| 582 | void set_type(HType type) { |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 583 | ASSERT(HasNoUses()); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 584 | type_ = type; |
| 585 | } |
| 586 | |
| 587 | // An operation needs to override this function iff: |
| 588 | // 1) it can produce an int32 output. |
| 589 | // 2) the true value of its output can potentially be minus zero. |
| 590 | // The implementation must set a flag so that it bails out in the case where |
| 591 | // it would otherwise output what should be a minus zero as an int32 zero. |
| 592 | // If the operation also exists in a form that takes int32 and outputs int32 |
| 593 | // then the operation should return its input value so that we can propagate |
svenpanne@chromium.org | 84bcc55 | 2011-07-18 09:50:57 +0000 | [diff] [blame] | 594 | // back. There are three operations that need to propagate back to more than |
| 595 | // one input. They are phi and binary div and mul. They always return NULL |
| 596 | // and expect the caller to take care of things. |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 597 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited) { |
| 598 | visited->Add(id()); |
| 599 | return NULL; |
| 600 | } |
| 601 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 602 | bool IsDefinedAfter(HBasicBlock* other) const; |
| 603 | |
| 604 | // Operands. |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 605 | virtual int OperandCount() = 0; |
| 606 | virtual HValue* OperandAt(int index) = 0; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 607 | void SetOperandAt(int index, HValue* value); |
| 608 | |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 609 | void DeleteAndReplaceWith(HValue* other); |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 610 | void ReplaceAllUsesWith(HValue* other); |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 611 | bool HasNoUses() const { return use_list_ == NULL; } |
| 612 | bool HasMultipleUses() const { |
| 613 | return use_list_ != NULL && use_list_->tail() != NULL; |
| 614 | } |
| 615 | int UseCount() const; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 616 | void ClearOperands(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 617 | |
| 618 | int flags() const { return flags_; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 619 | void SetFlag(Flag f) { flags_ |= (1 << f); } |
| 620 | void ClearFlag(Flag f) { flags_ &= ~(1 << f); } |
| 621 | bool CheckFlag(Flag f) const { return (flags_ & (1 << f)) != 0; } |
| 622 | |
| 623 | void SetAllSideEffects() { flags_ |= AllSideEffects(); } |
| 624 | void ClearAllSideEffects() { flags_ &= ~AllSideEffects(); } |
| 625 | bool HasSideEffects() const { return (flags_ & AllSideEffects()) != 0; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 626 | |
| 627 | Range* range() const { return range_; } |
| 628 | bool HasRange() const { return range_ != NULL; } |
| 629 | void AddNewRange(Range* r); |
| 630 | void RemoveLastAddedRange(); |
| 631 | void ComputeInitialRange(); |
| 632 | |
| 633 | // Representation helpers. |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 634 | virtual Representation RequiredInputRepresentation(int index) const = 0; |
| 635 | |
| 636 | virtual Representation InferredRepresentation() { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 637 | return representation(); |
| 638 | } |
| 639 | |
| 640 | // This gives the instruction an opportunity to replace itself with an |
| 641 | // instruction that does the same in some better way. To replace an |
| 642 | // instruction with a new one, first add the new instruction to the graph, |
| 643 | // then return it. Return NULL to have the instruction deleted. |
| 644 | virtual HValue* Canonicalize() { return this; } |
| 645 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 646 | bool Equals(HValue* other); |
| 647 | virtual intptr_t Hashcode(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 648 | |
| 649 | // Printing support. |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 650 | virtual void PrintTo(StringStream* stream) = 0; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 651 | void PrintNameTo(StringStream* stream); |
karlklose@chromium.org | 83a4728 | 2011-05-11 11:54:09 +0000 | [diff] [blame] | 652 | void PrintTypeTo(StringStream* stream); |
| 653 | void PrintRangeTo(StringStream* stream); |
| 654 | void PrintChangesTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 655 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 656 | const char* Mnemonic() const; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 657 | |
| 658 | // Updated the inferred type of this instruction and returns true if |
| 659 | // it has changed. |
| 660 | bool UpdateInferredType(); |
| 661 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 662 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 663 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 664 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 665 | virtual void Verify() = 0; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 666 | #endif |
| 667 | |
| 668 | protected: |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 669 | // This function must be overridden for instructions with flag kUseGVN, to |
| 670 | // compare the non-Operand parts of the instruction. |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 671 | virtual bool DataEquals(HValue* other) { |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 672 | UNREACHABLE(); |
| 673 | return false; |
| 674 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 675 | virtual void RepresentationChanged(Representation to) { } |
| 676 | virtual Range* InferRange(); |
| 677 | virtual void DeleteFromGraph() = 0; |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 678 | virtual void InternalSetOperandAt(int index, HValue* value) = 0; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 679 | void clear_block() { |
| 680 | ASSERT(block_ != NULL); |
| 681 | block_ = NULL; |
| 682 | } |
| 683 | |
| 684 | void set_representation(Representation r) { |
| 685 | // Representation is set-once. |
| 686 | ASSERT(representation_.IsNone() && !r.IsNone()); |
| 687 | representation_ = r; |
| 688 | } |
| 689 | |
| 690 | private: |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 691 | // A flag mask to mark an instruction as having arbitrary side effects. |
| 692 | static int AllSideEffects() { |
| 693 | return ChangesFlagsMask() & ~(1 << kChangesOsrEntries); |
| 694 | } |
| 695 | |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 696 | // Remove the matching use from the use list if present. Returns the |
| 697 | // removed list node or NULL. |
| 698 | HUseListNode* RemoveUse(HValue* value, int index); |
| 699 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 700 | void RegisterUse(int index, HValue* new_value); |
| 701 | |
| 702 | HBasicBlock* block_; |
| 703 | |
| 704 | // The id of this instruction in the hydrogen graph, assigned when first |
| 705 | // added to the graph. Reflects creation order. |
| 706 | int id_; |
| 707 | |
| 708 | Representation representation_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 709 | HType type_; |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 710 | HUseListNode* use_list_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 711 | Range* range_; |
| 712 | int flags_; |
| 713 | |
| 714 | DISALLOW_COPY_AND_ASSIGN(HValue); |
| 715 | }; |
| 716 | |
| 717 | |
| 718 | class HInstruction: public HValue { |
| 719 | public: |
| 720 | HInstruction* next() const { return next_; } |
| 721 | HInstruction* previous() const { return previous_; } |
| 722 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 723 | virtual void PrintTo(StringStream* stream); |
| 724 | virtual void PrintDataTo(StringStream* stream) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 725 | |
| 726 | bool IsLinked() const { return block() != NULL; } |
| 727 | void Unlink(); |
| 728 | void InsertBefore(HInstruction* next); |
| 729 | void InsertAfter(HInstruction* previous); |
| 730 | |
| 731 | int position() const { return position_; } |
| 732 | bool has_position() const { return position_ != RelocInfo::kNoPosition; } |
| 733 | void set_position(int position) { position_ = position; } |
| 734 | |
| 735 | virtual LInstruction* CompileToLithium(LChunkBuilder* builder) = 0; |
| 736 | |
| 737 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 738 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 739 | #endif |
| 740 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 741 | virtual bool IsCall() { return false; } |
| 742 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 743 | DECLARE_ABSTRACT_INSTRUCTION(Instruction) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 744 | |
| 745 | protected: |
| 746 | HInstruction() |
| 747 | : next_(NULL), |
| 748 | previous_(NULL), |
| 749 | position_(RelocInfo::kNoPosition) { |
| 750 | SetFlag(kDependsOnOsrEntries); |
| 751 | } |
| 752 | |
| 753 | virtual void DeleteFromGraph() { Unlink(); } |
| 754 | |
| 755 | private: |
| 756 | void InitializeAsFirst(HBasicBlock* block) { |
| 757 | ASSERT(!IsLinked()); |
| 758 | SetBlock(block); |
| 759 | } |
| 760 | |
karlklose@chromium.org | 83a4728 | 2011-05-11 11:54:09 +0000 | [diff] [blame] | 761 | void PrintMnemonicTo(StringStream* stream); |
| 762 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 763 | HInstruction* next_; |
| 764 | HInstruction* previous_; |
| 765 | int position_; |
| 766 | |
| 767 | friend class HBasicBlock; |
| 768 | }; |
| 769 | |
| 770 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 771 | template<int V> |
| 772 | class HTemplateInstruction : public HInstruction { |
| 773 | public: |
| 774 | int OperandCount() { return V; } |
| 775 | HValue* OperandAt(int i) { return inputs_[i]; } |
| 776 | |
| 777 | protected: |
| 778 | void InternalSetOperandAt(int i, HValue* value) { inputs_[i] = value; } |
| 779 | |
| 780 | private: |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 781 | EmbeddedContainer<HValue*, V> inputs_; |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 782 | }; |
| 783 | |
| 784 | |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 785 | class HControlInstruction: public HInstruction { |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 786 | public: |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 787 | virtual HBasicBlock* SuccessorAt(int i) = 0; |
| 788 | virtual int SuccessorCount() = 0; |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 789 | virtual void SetSuccessorAt(int i, HBasicBlock* block) = 0; |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 790 | |
| 791 | virtual void PrintDataTo(StringStream* stream); |
| 792 | |
| 793 | HBasicBlock* FirstSuccessor() { |
| 794 | return SuccessorCount() > 0 ? SuccessorAt(0) : NULL; |
| 795 | } |
| 796 | HBasicBlock* SecondSuccessor() { |
| 797 | return SuccessorCount() > 1 ? SuccessorAt(1) : NULL; |
| 798 | } |
| 799 | |
| 800 | DECLARE_ABSTRACT_INSTRUCTION(ControlInstruction) |
| 801 | }; |
| 802 | |
| 803 | |
| 804 | class HSuccessorIterator BASE_EMBEDDED { |
| 805 | public: |
| 806 | explicit HSuccessorIterator(HControlInstruction* instr) |
| 807 | : instr_(instr), current_(0) { } |
| 808 | |
| 809 | bool Done() { return current_ >= instr_->SuccessorCount(); } |
| 810 | HBasicBlock* Current() { return instr_->SuccessorAt(current_); } |
| 811 | void Advance() { current_++; } |
| 812 | |
| 813 | private: |
| 814 | HControlInstruction* instr_; |
| 815 | int current_; |
| 816 | }; |
| 817 | |
| 818 | |
| 819 | template<int S, int V> |
| 820 | class HTemplateControlInstruction: public HControlInstruction { |
| 821 | public: |
| 822 | int SuccessorCount() { return S; } |
| 823 | HBasicBlock* SuccessorAt(int i) { return successors_[i]; } |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 824 | void SetSuccessorAt(int i, HBasicBlock* block) { successors_[i] = block; } |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 825 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 826 | int OperandCount() { return V; } |
| 827 | HValue* OperandAt(int i) { return inputs_[i]; } |
| 828 | |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 829 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 830 | protected: |
| 831 | void InternalSetOperandAt(int i, HValue* value) { inputs_[i] = value; } |
| 832 | |
| 833 | private: |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 834 | EmbeddedContainer<HBasicBlock*, S> successors_; |
| 835 | EmbeddedContainer<HValue*, V> inputs_; |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 836 | }; |
| 837 | |
| 838 | |
| 839 | class HBlockEntry: public HTemplateInstruction<0> { |
| 840 | public: |
| 841 | virtual Representation RequiredInputRepresentation(int index) const { |
| 842 | return Representation::None(); |
| 843 | } |
| 844 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 845 | DECLARE_CONCRETE_INSTRUCTION(BlockEntry) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 846 | }; |
| 847 | |
| 848 | |
jkummerow@chromium.org | e297f59 | 2011-06-08 10:05:15 +0000 | [diff] [blame] | 849 | // We insert soft-deoptimize when we hit code with unknown typefeedback, |
| 850 | // so that we get a chance of re-optimizing with useful typefeedback. |
| 851 | // HSoftDeoptimize does not end a basic block as opposed to HDeoptimize. |
| 852 | class HSoftDeoptimize: public HTemplateInstruction<0> { |
| 853 | public: |
| 854 | virtual Representation RequiredInputRepresentation(int index) const { |
| 855 | return Representation::None(); |
| 856 | } |
| 857 | |
| 858 | DECLARE_CONCRETE_INSTRUCTION(SoftDeoptimize) |
| 859 | }; |
| 860 | |
| 861 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 862 | class HDeoptimize: public HControlInstruction { |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 863 | public: |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 864 | explicit HDeoptimize(int environment_length) : values_(environment_length) { } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 865 | |
| 866 | virtual Representation RequiredInputRepresentation(int index) const { |
| 867 | return Representation::None(); |
| 868 | } |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 869 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 870 | virtual int OperandCount() { return values_.length(); } |
| 871 | virtual HValue* OperandAt(int index) { return values_[index]; } |
jkummerow@chromium.org | e297f59 | 2011-06-08 10:05:15 +0000 | [diff] [blame] | 872 | virtual void PrintDataTo(StringStream* stream); |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 873 | |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 874 | virtual int SuccessorCount() { return 0; } |
| 875 | virtual HBasicBlock* SuccessorAt(int i) { |
| 876 | UNREACHABLE(); |
| 877 | return NULL; |
| 878 | } |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 879 | virtual void SetSuccessorAt(int i, HBasicBlock* block) { |
| 880 | UNREACHABLE(); |
| 881 | } |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 882 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 883 | void AddEnvironmentValue(HValue* value) { |
| 884 | values_.Add(NULL); |
| 885 | SetOperandAt(values_.length() - 1, value); |
| 886 | } |
| 887 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 888 | DECLARE_CONCRETE_INSTRUCTION(Deoptimize) |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 889 | |
vegorov@chromium.org | 7304bca | 2011-05-16 12:14:13 +0000 | [diff] [blame] | 890 | enum UseEnvironment { |
| 891 | kNoUses, |
| 892 | kUseAll |
| 893 | }; |
| 894 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 895 | protected: |
| 896 | virtual void InternalSetOperandAt(int index, HValue* value) { |
| 897 | values_[index] = value; |
| 898 | } |
| 899 | |
| 900 | private: |
| 901 | ZoneList<HValue*> values_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 902 | }; |
| 903 | |
| 904 | |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 905 | class HGoto: public HTemplateControlInstruction<1, 0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 906 | public: |
ager@chromium.org | 04921a8 | 2011-06-27 13:21:41 +0000 | [diff] [blame] | 907 | explicit HGoto(HBasicBlock* target) { |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 908 | SetSuccessorAt(0, target); |
| 909 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 910 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 911 | virtual Representation RequiredInputRepresentation(int index) const { |
| 912 | return Representation::None(); |
| 913 | } |
| 914 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 915 | DECLARE_CONCRETE_INSTRUCTION(Goto) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 916 | }; |
| 917 | |
| 918 | |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 919 | class HUnaryControlInstruction: public HTemplateControlInstruction<2, 1> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 920 | public: |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 921 | HUnaryControlInstruction(HValue* value, |
| 922 | HBasicBlock* true_target, |
| 923 | HBasicBlock* false_target) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 924 | SetOperandAt(0, value); |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 925 | SetSuccessorAt(0, true_target); |
| 926 | SetSuccessorAt(1, false_target); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 927 | } |
| 928 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 929 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 930 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 931 | HValue* value() { return OperandAt(0); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 932 | }; |
| 933 | |
| 934 | |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 935 | class HBranch: public HUnaryControlInstruction { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 936 | public: |
ricow@chromium.org | 2c99e28 | 2011-07-28 09:15:17 +0000 | [diff] [blame^] | 937 | HBranch(HValue* value, |
| 938 | HBasicBlock* true_target, |
| 939 | HBasicBlock* false_target, |
| 940 | ToBooleanStub::Types expected_input_types = ToBooleanStub::no_types()) |
| 941 | : HUnaryControlInstruction(value, true_target, false_target), |
| 942 | expected_input_types_(expected_input_types) { |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 943 | ASSERT(true_target != NULL && false_target != NULL); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 944 | } |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 945 | explicit HBranch(HValue* value) |
| 946 | : HUnaryControlInstruction(value, NULL, NULL) { } |
| 947 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 948 | |
| 949 | virtual Representation RequiredInputRepresentation(int index) const { |
| 950 | return Representation::None(); |
| 951 | } |
| 952 | |
ricow@chromium.org | 2c99e28 | 2011-07-28 09:15:17 +0000 | [diff] [blame^] | 953 | ToBooleanStub::Types expected_input_types() const { |
| 954 | return expected_input_types_; |
| 955 | } |
| 956 | |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 957 | DECLARE_CONCRETE_INSTRUCTION(Branch) |
ricow@chromium.org | 2c99e28 | 2011-07-28 09:15:17 +0000 | [diff] [blame^] | 958 | |
| 959 | private: |
| 960 | ToBooleanStub::Types expected_input_types_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 961 | }; |
| 962 | |
| 963 | |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 964 | class HCompareMap: public HUnaryControlInstruction { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 965 | public: |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 966 | HCompareMap(HValue* value, |
| 967 | Handle<Map> map, |
| 968 | HBasicBlock* true_target, |
| 969 | HBasicBlock* false_target) |
| 970 | : HUnaryControlInstruction(value, true_target, false_target), |
| 971 | map_(map) { |
| 972 | ASSERT(true_target != NULL); |
| 973 | ASSERT(false_target != NULL); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 974 | ASSERT(!map.is_null()); |
| 975 | } |
| 976 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 977 | virtual void PrintDataTo(StringStream* stream); |
whesse@chromium.org | 023421e | 2010-12-21 12:19:12 +0000 | [diff] [blame] | 978 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 979 | Handle<Map> map() const { return map_; } |
| 980 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 981 | virtual Representation RequiredInputRepresentation(int index) const { |
| 982 | return Representation::Tagged(); |
| 983 | } |
| 984 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 985 | DECLARE_CONCRETE_INSTRUCTION(CompareMap) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 986 | |
| 987 | private: |
| 988 | Handle<Map> map_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 989 | }; |
| 990 | |
| 991 | |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 992 | class HReturn: public HTemplateControlInstruction<0, 1> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 993 | public: |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 994 | explicit HReturn(HValue* value) { |
| 995 | SetOperandAt(0, value); |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 996 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 997 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 998 | virtual Representation RequiredInputRepresentation(int index) const { |
| 999 | return Representation::Tagged(); |
| 1000 | } |
| 1001 | |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 1002 | virtual void PrintDataTo(StringStream* stream); |
| 1003 | |
| 1004 | HValue* value() { return OperandAt(0); } |
| 1005 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1006 | DECLARE_CONCRETE_INSTRUCTION(Return) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1007 | }; |
| 1008 | |
| 1009 | |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 1010 | class HAbnormalExit: public HTemplateControlInstruction<0, 0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1011 | public: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1012 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1013 | return Representation::None(); |
| 1014 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1015 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1016 | DECLARE_CONCRETE_INSTRUCTION(AbnormalExit) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1017 | }; |
| 1018 | |
| 1019 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1020 | class HUnaryOperation: public HTemplateInstruction<1> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1021 | public: |
| 1022 | explicit HUnaryOperation(HValue* value) { |
| 1023 | SetOperandAt(0, value); |
| 1024 | } |
| 1025 | |
ricow@chromium.org | c54d365 | 2011-05-30 09:20:16 +0000 | [diff] [blame] | 1026 | static HUnaryOperation* cast(HValue* value) { |
| 1027 | return reinterpret_cast<HUnaryOperation*>(value); |
| 1028 | } |
| 1029 | |
| 1030 | virtual bool CanTruncateToInt32() const { |
| 1031 | return CheckFlag(kTruncatingToInt32); |
| 1032 | } |
| 1033 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1034 | HValue* value() { return OperandAt(0); } |
| 1035 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1036 | }; |
| 1037 | |
| 1038 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 1039 | class HThrow: public HTemplateInstruction<2> { |
kmillikin@chromium.org | 31b1277 | 2011-02-02 16:08:26 +0000 | [diff] [blame] | 1040 | public: |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 1041 | HThrow(HValue* context, HValue* value) { |
| 1042 | SetOperandAt(0, context); |
| 1043 | SetOperandAt(1, value); |
kmillikin@chromium.org | 31b1277 | 2011-02-02 16:08:26 +0000 | [diff] [blame] | 1044 | SetAllSideEffects(); |
| 1045 | } |
| 1046 | |
| 1047 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1048 | return Representation::Tagged(); |
| 1049 | } |
| 1050 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 1051 | HValue* context() { return OperandAt(0); } |
| 1052 | HValue* value() { return OperandAt(1); } |
| 1053 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1054 | DECLARE_CONCRETE_INSTRUCTION(Throw) |
kmillikin@chromium.org | 31b1277 | 2011-02-02 16:08:26 +0000 | [diff] [blame] | 1055 | }; |
| 1056 | |
| 1057 | |
ricow@chromium.org | d2be901 | 2011-06-01 06:00:58 +0000 | [diff] [blame] | 1058 | class HUseConst: public HUnaryOperation { |
| 1059 | public: |
| 1060 | explicit HUseConst(HValue* old_value) : HUnaryOperation(old_value) { } |
| 1061 | |
| 1062 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1063 | return Representation::None(); |
| 1064 | } |
| 1065 | |
| 1066 | DECLARE_CONCRETE_INSTRUCTION(UseConst) |
| 1067 | }; |
| 1068 | |
| 1069 | |
kmillikin@chromium.org | c53e10d | 2011-05-18 09:12:58 +0000 | [diff] [blame] | 1070 | class HForceRepresentation: public HTemplateInstruction<1> { |
| 1071 | public: |
| 1072 | HForceRepresentation(HValue* value, Representation required_representation) { |
| 1073 | SetOperandAt(0, value); |
| 1074 | set_representation(required_representation); |
| 1075 | } |
| 1076 | |
| 1077 | HValue* value() { return OperandAt(0); } |
| 1078 | |
| 1079 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 1080 | |
| 1081 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1082 | return representation(); // Same as the output representation. |
| 1083 | } |
| 1084 | |
| 1085 | DECLARE_CONCRETE_INSTRUCTION(ForceRepresentation) |
| 1086 | }; |
| 1087 | |
| 1088 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1089 | class HChange: public HUnaryOperation { |
| 1090 | public: |
| 1091 | HChange(HValue* value, |
| 1092 | Representation from, |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 1093 | Representation to, |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 1094 | bool is_truncating, |
| 1095 | bool deoptimize_on_undefined) |
| 1096 | : HUnaryOperation(value), |
| 1097 | from_(from), |
| 1098 | deoptimize_on_undefined_(deoptimize_on_undefined) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1099 | ASSERT(!from.IsNone() && !to.IsNone()); |
| 1100 | ASSERT(!from.Equals(to)); |
| 1101 | set_representation(to); |
| 1102 | SetFlag(kUseGVN); |
karlklose@chromium.org | 8f806e8 | 2011-03-07 14:06:08 +0000 | [diff] [blame] | 1103 | if (is_truncating) SetFlag(kTruncatingToInt32); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1104 | if (from.IsInteger32() && to.IsTagged() && value->range() != NULL && |
| 1105 | value->range()->IsInSmiRange()) { |
| 1106 | set_type(HType::Smi()); |
| 1107 | } |
| 1108 | } |
| 1109 | |
| 1110 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 1111 | |
| 1112 | Representation from() const { return from_; } |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 1113 | Representation to() const { return representation(); } |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 1114 | bool deoptimize_on_undefined() const { return deoptimize_on_undefined_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1115 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1116 | return from_; |
| 1117 | } |
| 1118 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1119 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1120 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1121 | DECLARE_CONCRETE_INSTRUCTION(Change) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1122 | |
| 1123 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1124 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1125 | if (!other->IsChange()) return false; |
| 1126 | HChange* change = HChange::cast(other); |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 1127 | return to().Equals(change->to()) |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 1128 | && deoptimize_on_undefined() == change->deoptimize_on_undefined(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1129 | } |
| 1130 | |
| 1131 | private: |
| 1132 | Representation from_; |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 1133 | bool deoptimize_on_undefined_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1134 | }; |
| 1135 | |
| 1136 | |
kmillikin@chromium.org | c53e10d | 2011-05-18 09:12:58 +0000 | [diff] [blame] | 1137 | class HClampToUint8: public HUnaryOperation { |
| 1138 | public: |
| 1139 | explicit HClampToUint8(HValue* value) |
svenpanne@chromium.org | 84bcc55 | 2011-07-18 09:50:57 +0000 | [diff] [blame] | 1140 | : HUnaryOperation(value) { |
| 1141 | set_representation(Representation::Integer32()); |
kmillikin@chromium.org | c53e10d | 2011-05-18 09:12:58 +0000 | [diff] [blame] | 1142 | SetFlag(kUseGVN); |
| 1143 | } |
| 1144 | |
| 1145 | virtual Representation RequiredInputRepresentation(int index) const { |
svenpanne@chromium.org | 84bcc55 | 2011-07-18 09:50:57 +0000 | [diff] [blame] | 1146 | return Representation::None(); |
kmillikin@chromium.org | c53e10d | 2011-05-18 09:12:58 +0000 | [diff] [blame] | 1147 | } |
| 1148 | |
| 1149 | DECLARE_CONCRETE_INSTRUCTION(ClampToUint8) |
| 1150 | |
| 1151 | protected: |
| 1152 | virtual bool DataEquals(HValue* other) { return true; } |
kmillikin@chromium.org | c53e10d | 2011-05-18 09:12:58 +0000 | [diff] [blame] | 1153 | }; |
| 1154 | |
| 1155 | |
ricow@chromium.org | c54d365 | 2011-05-30 09:20:16 +0000 | [diff] [blame] | 1156 | class HToInt32: public HUnaryOperation { |
| 1157 | public: |
| 1158 | explicit HToInt32(HValue* value) |
| 1159 | : HUnaryOperation(value) { |
| 1160 | set_representation(Representation::Integer32()); |
| 1161 | SetFlag(kUseGVN); |
| 1162 | } |
| 1163 | |
| 1164 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1165 | return Representation::None(); |
| 1166 | } |
| 1167 | |
| 1168 | virtual bool CanTruncateToInt32() const { |
| 1169 | return true; |
| 1170 | } |
| 1171 | |
| 1172 | virtual HValue* Canonicalize() { |
| 1173 | if (value()->representation().IsInteger32()) { |
| 1174 | return value(); |
| 1175 | } else { |
| 1176 | return this; |
| 1177 | } |
| 1178 | } |
| 1179 | |
| 1180 | DECLARE_CONCRETE_INSTRUCTION(ToInt32) |
| 1181 | |
| 1182 | protected: |
| 1183 | virtual bool DataEquals(HValue* other) { return true; } |
| 1184 | }; |
| 1185 | |
| 1186 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1187 | class HSimulate: public HInstruction { |
| 1188 | public: |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 1189 | HSimulate(int ast_id, int pop_count) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1190 | : ast_id_(ast_id), |
| 1191 | pop_count_(pop_count), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1192 | values_(2), |
| 1193 | assigned_indexes_(2) {} |
| 1194 | virtual ~HSimulate() {} |
| 1195 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1196 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1197 | |
| 1198 | bool HasAstId() const { return ast_id_ != AstNode::kNoNumber; } |
| 1199 | int ast_id() const { return ast_id_; } |
| 1200 | void set_ast_id(int id) { |
| 1201 | ASSERT(!HasAstId()); |
| 1202 | ast_id_ = id; |
| 1203 | } |
| 1204 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1205 | int pop_count() const { return pop_count_; } |
| 1206 | const ZoneList<HValue*>* values() const { return &values_; } |
| 1207 | int GetAssignedIndexAt(int index) const { |
| 1208 | ASSERT(HasAssignedIndexAt(index)); |
| 1209 | return assigned_indexes_[index]; |
| 1210 | } |
| 1211 | bool HasAssignedIndexAt(int index) const { |
| 1212 | return assigned_indexes_[index] != kNoIndex; |
| 1213 | } |
| 1214 | void AddAssignedValue(int index, HValue* value) { |
| 1215 | AddValue(index, value); |
| 1216 | } |
| 1217 | void AddPushedValue(HValue* value) { |
| 1218 | AddValue(kNoIndex, value); |
| 1219 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1220 | virtual int OperandCount() { return values_.length(); } |
| 1221 | virtual HValue* OperandAt(int index) { return values_[index]; } |
| 1222 | |
| 1223 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1224 | return Representation::None(); |
| 1225 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1226 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1227 | DECLARE_CONCRETE_INSTRUCTION(Simulate) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1228 | |
| 1229 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1230 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1231 | #endif |
| 1232 | |
| 1233 | protected: |
| 1234 | virtual void InternalSetOperandAt(int index, HValue* value) { |
| 1235 | values_[index] = value; |
| 1236 | } |
| 1237 | |
| 1238 | private: |
| 1239 | static const int kNoIndex = -1; |
| 1240 | void AddValue(int index, HValue* value) { |
| 1241 | assigned_indexes_.Add(index); |
| 1242 | // Resize the list of pushed values. |
| 1243 | values_.Add(NULL); |
| 1244 | // Set the operand through the base method in HValue to make sure that the |
| 1245 | // use lists are correctly updated. |
| 1246 | SetOperandAt(values_.length() - 1, value); |
| 1247 | } |
| 1248 | int ast_id_; |
| 1249 | int pop_count_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1250 | ZoneList<HValue*> values_; |
| 1251 | ZoneList<int> assigned_indexes_; |
| 1252 | }; |
| 1253 | |
| 1254 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 1255 | class HStackCheck: public HTemplateInstruction<1> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1256 | public: |
ager@chromium.org | 04921a8 | 2011-06-27 13:21:41 +0000 | [diff] [blame] | 1257 | enum Type { |
| 1258 | kFunctionEntry, |
| 1259 | kBackwardsBranch |
| 1260 | }; |
| 1261 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 1262 | HStackCheck(HValue* context, Type type) : type_(type) { |
| 1263 | SetOperandAt(0, context); |
| 1264 | } |
| 1265 | |
| 1266 | HValue* context() { return OperandAt(0); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1267 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1268 | virtual Representation RequiredInputRepresentation(int index) const { |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 1269 | return Representation::Tagged(); |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1270 | } |
| 1271 | |
ager@chromium.org | 04921a8 | 2011-06-27 13:21:41 +0000 | [diff] [blame] | 1272 | void Eliminate() { |
| 1273 | // The stack check eliminator might try to eliminate the same stack |
| 1274 | // check instruction multiple times. |
| 1275 | if (IsLinked()) { |
| 1276 | DeleteFromGraph(); |
| 1277 | } |
| 1278 | } |
| 1279 | |
| 1280 | bool is_function_entry() { return type_ == kFunctionEntry; } |
| 1281 | bool is_backwards_branch() { return type_ == kBackwardsBranch; } |
| 1282 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1283 | DECLARE_CONCRETE_INSTRUCTION(StackCheck) |
ager@chromium.org | 04921a8 | 2011-06-27 13:21:41 +0000 | [diff] [blame] | 1284 | |
| 1285 | private: |
| 1286 | Type type_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1287 | }; |
| 1288 | |
| 1289 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1290 | class HEnterInlined: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1291 | public: |
danno@chromium.org | 40cb878 | 2011-05-25 07:58:50 +0000 | [diff] [blame] | 1292 | HEnterInlined(Handle<JSFunction> closure, |
| 1293 | FunctionLiteral* function, |
| 1294 | CallKind call_kind) |
| 1295 | : closure_(closure), |
| 1296 | function_(function), |
| 1297 | call_kind_(call_kind) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1298 | } |
| 1299 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1300 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1301 | |
| 1302 | Handle<JSFunction> closure() const { return closure_; } |
| 1303 | FunctionLiteral* function() const { return function_; } |
danno@chromium.org | 40cb878 | 2011-05-25 07:58:50 +0000 | [diff] [blame] | 1304 | CallKind call_kind() const { return call_kind_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1305 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1306 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1307 | return Representation::None(); |
| 1308 | } |
| 1309 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1310 | DECLARE_CONCRETE_INSTRUCTION(EnterInlined) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1311 | |
| 1312 | private: |
| 1313 | Handle<JSFunction> closure_; |
| 1314 | FunctionLiteral* function_; |
danno@chromium.org | 40cb878 | 2011-05-25 07:58:50 +0000 | [diff] [blame] | 1315 | CallKind call_kind_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1316 | }; |
| 1317 | |
| 1318 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1319 | class HLeaveInlined: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1320 | public: |
| 1321 | HLeaveInlined() {} |
| 1322 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1323 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1324 | return Representation::None(); |
| 1325 | } |
| 1326 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1327 | DECLARE_CONCRETE_INSTRUCTION(LeaveInlined) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1328 | }; |
| 1329 | |
| 1330 | |
| 1331 | class HPushArgument: public HUnaryOperation { |
| 1332 | public: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1333 | explicit HPushArgument(HValue* value) : HUnaryOperation(value) { |
| 1334 | set_representation(Representation::Tagged()); |
| 1335 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1336 | |
| 1337 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1338 | return Representation::Tagged(); |
| 1339 | } |
| 1340 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1341 | HValue* argument() { return OperandAt(0); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1342 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1343 | DECLARE_CONCRETE_INSTRUCTION(PushArgument) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1344 | }; |
| 1345 | |
| 1346 | |
ricow@chromium.org | d2be901 | 2011-06-01 06:00:58 +0000 | [diff] [blame] | 1347 | class HThisFunction: public HTemplateInstruction<0> { |
| 1348 | public: |
| 1349 | HThisFunction() { |
| 1350 | set_representation(Representation::Tagged()); |
| 1351 | SetFlag(kUseGVN); |
| 1352 | } |
| 1353 | |
| 1354 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1355 | return Representation::None(); |
| 1356 | } |
| 1357 | |
| 1358 | DECLARE_CONCRETE_INSTRUCTION(ThisFunction) |
| 1359 | |
| 1360 | protected: |
| 1361 | virtual bool DataEquals(HValue* other) { return true; } |
| 1362 | }; |
| 1363 | |
| 1364 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1365 | class HContext: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1366 | public: |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1367 | HContext() { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1368 | set_representation(Representation::Tagged()); |
| 1369 | SetFlag(kUseGVN); |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1370 | } |
| 1371 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1372 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1373 | return Representation::None(); |
| 1374 | } |
| 1375 | |
ricow@chromium.org | d2be901 | 2011-06-01 06:00:58 +0000 | [diff] [blame] | 1376 | DECLARE_CONCRETE_INSTRUCTION(Context) |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1377 | |
| 1378 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1379 | virtual bool DataEquals(HValue* other) { return true; } |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1380 | }; |
| 1381 | |
| 1382 | |
| 1383 | class HOuterContext: public HUnaryOperation { |
| 1384 | public: |
| 1385 | explicit HOuterContext(HValue* inner) : HUnaryOperation(inner) { |
| 1386 | set_representation(Representation::Tagged()); |
| 1387 | SetFlag(kUseGVN); |
| 1388 | } |
| 1389 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1390 | DECLARE_CONCRETE_INSTRUCTION(OuterContext); |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1391 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1392 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1393 | return Representation::Tagged(); |
| 1394 | } |
| 1395 | |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1396 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1397 | virtual bool DataEquals(HValue* other) { return true; } |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1398 | }; |
| 1399 | |
| 1400 | |
| 1401 | class HGlobalObject: public HUnaryOperation { |
| 1402 | public: |
| 1403 | explicit HGlobalObject(HValue* context) : HUnaryOperation(context) { |
| 1404 | set_representation(Representation::Tagged()); |
| 1405 | SetFlag(kUseGVN); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1406 | } |
| 1407 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1408 | DECLARE_CONCRETE_INSTRUCTION(GlobalObject) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1409 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1410 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1411 | return Representation::Tagged(); |
| 1412 | } |
| 1413 | |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1414 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1415 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1416 | }; |
| 1417 | |
| 1418 | |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1419 | class HGlobalReceiver: public HUnaryOperation { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1420 | public: |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 1421 | explicit HGlobalReceiver(HValue* global_object) |
| 1422 | : HUnaryOperation(global_object) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1423 | set_representation(Representation::Tagged()); |
| 1424 | SetFlag(kUseGVN); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1425 | } |
| 1426 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1427 | DECLARE_CONCRETE_INSTRUCTION(GlobalReceiver) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1428 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1429 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1430 | return Representation::Tagged(); |
| 1431 | } |
| 1432 | |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1433 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1434 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1435 | }; |
| 1436 | |
| 1437 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1438 | template <int V> |
| 1439 | class HCall: public HTemplateInstruction<V> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1440 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1441 | // The argument count includes the receiver. |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1442 | explicit HCall<V>(int argument_count) : argument_count_(argument_count) { |
| 1443 | this->set_representation(Representation::Tagged()); |
| 1444 | this->SetAllSideEffects(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1445 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1446 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1447 | virtual HType CalculateInferredType() { return HType::Tagged(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1448 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1449 | virtual int argument_count() const { return argument_count_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1450 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1451 | virtual bool IsCall() { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1452 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1453 | private: |
| 1454 | int argument_count_; |
| 1455 | }; |
| 1456 | |
| 1457 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1458 | class HUnaryCall: public HCall<1> { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1459 | public: |
| 1460 | HUnaryCall(HValue* value, int argument_count) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1461 | : HCall<1>(argument_count) { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1462 | SetOperandAt(0, value); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1463 | } |
| 1464 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1465 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1466 | return Representation::Tagged(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1467 | } |
| 1468 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1469 | virtual void PrintDataTo(StringStream* stream); |
| 1470 | |
| 1471 | HValue* value() { return OperandAt(0); } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1472 | }; |
| 1473 | |
| 1474 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1475 | class HBinaryCall: public HCall<2> { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1476 | public: |
| 1477 | HBinaryCall(HValue* first, HValue* second, int argument_count) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1478 | : HCall<2>(argument_count) { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1479 | SetOperandAt(0, first); |
| 1480 | SetOperandAt(1, second); |
| 1481 | } |
| 1482 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1483 | virtual void PrintDataTo(StringStream* stream); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1484 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1485 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1486 | return Representation::Tagged(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1487 | } |
| 1488 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1489 | HValue* first() { return OperandAt(0); } |
| 1490 | HValue* second() { return OperandAt(1); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1491 | }; |
| 1492 | |
| 1493 | |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 1494 | class HInvokeFunction: public HBinaryCall { |
| 1495 | public: |
| 1496 | HInvokeFunction(HValue* context, HValue* function, int argument_count) |
| 1497 | : HBinaryCall(context, function, argument_count) { |
| 1498 | } |
| 1499 | |
| 1500 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1501 | return Representation::Tagged(); |
| 1502 | } |
| 1503 | |
| 1504 | HValue* context() { return first(); } |
| 1505 | HValue* function() { return second(); } |
| 1506 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1507 | DECLARE_CONCRETE_INSTRUCTION(InvokeFunction) |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 1508 | }; |
| 1509 | |
| 1510 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1511 | class HCallConstantFunction: public HCall<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1512 | public: |
| 1513 | HCallConstantFunction(Handle<JSFunction> function, int argument_count) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1514 | : HCall<0>(argument_count), function_(function) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1515 | |
| 1516 | Handle<JSFunction> function() const { return function_; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1517 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1518 | bool IsApplyFunction() const { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1519 | return function_->code() == |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 1520 | Isolate::Current()->builtins()->builtin(Builtins::kFunctionApply); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1521 | } |
| 1522 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1523 | virtual void PrintDataTo(StringStream* stream); |
| 1524 | |
| 1525 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1526 | return Representation::None(); |
| 1527 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1528 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1529 | DECLARE_CONCRETE_INSTRUCTION(CallConstantFunction) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1530 | |
| 1531 | private: |
| 1532 | Handle<JSFunction> function_; |
| 1533 | }; |
| 1534 | |
| 1535 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1536 | class HCallKeyed: public HBinaryCall { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1537 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1538 | HCallKeyed(HValue* context, HValue* key, int argument_count) |
| 1539 | : HBinaryCall(context, key, argument_count) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1540 | } |
| 1541 | |
| 1542 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1543 | return Representation::Tagged(); |
| 1544 | } |
| 1545 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1546 | HValue* context() { return first(); } |
| 1547 | HValue* key() { return second(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1548 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1549 | DECLARE_CONCRETE_INSTRUCTION(CallKeyed) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1550 | }; |
| 1551 | |
| 1552 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1553 | class HCallNamed: public HUnaryCall { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1554 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1555 | HCallNamed(HValue* context, Handle<String> name, int argument_count) |
| 1556 | : HUnaryCall(context, argument_count), name_(name) { |
| 1557 | } |
| 1558 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1559 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1560 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1561 | HValue* context() { return value(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1562 | Handle<String> name() const { return name_; } |
| 1563 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1564 | DECLARE_CONCRETE_INSTRUCTION(CallNamed) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1565 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1566 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1567 | return Representation::Tagged(); |
| 1568 | } |
| 1569 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1570 | private: |
| 1571 | Handle<String> name_; |
| 1572 | }; |
| 1573 | |
| 1574 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1575 | class HCallFunction: public HUnaryCall { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1576 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1577 | HCallFunction(HValue* context, int argument_count) |
| 1578 | : HUnaryCall(context, argument_count) { |
| 1579 | } |
| 1580 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1581 | HValue* context() { return value(); } |
| 1582 | |
| 1583 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1584 | return Representation::Tagged(); |
| 1585 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1586 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1587 | DECLARE_CONCRETE_INSTRUCTION(CallFunction) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1588 | }; |
| 1589 | |
| 1590 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1591 | class HCallGlobal: public HUnaryCall { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1592 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1593 | HCallGlobal(HValue* context, Handle<String> name, int argument_count) |
| 1594 | : HUnaryCall(context, argument_count), name_(name) { |
| 1595 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1596 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1597 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1598 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1599 | HValue* context() { return value(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1600 | Handle<String> name() const { return name_; } |
| 1601 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1602 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1603 | return Representation::Tagged(); |
| 1604 | } |
| 1605 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1606 | DECLARE_CONCRETE_INSTRUCTION(CallGlobal) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1607 | |
| 1608 | private: |
| 1609 | Handle<String> name_; |
| 1610 | }; |
| 1611 | |
| 1612 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1613 | class HCallKnownGlobal: public HCall<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1614 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1615 | HCallKnownGlobal(Handle<JSFunction> target, int argument_count) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1616 | : HCall<0>(argument_count), target_(target) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1617 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1618 | virtual void PrintDataTo(StringStream* stream); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1619 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1620 | Handle<JSFunction> target() const { return target_; } |
| 1621 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1622 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1623 | return Representation::None(); |
| 1624 | } |
| 1625 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1626 | DECLARE_CONCRETE_INSTRUCTION(CallKnownGlobal) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1627 | |
| 1628 | private: |
| 1629 | Handle<JSFunction> target_; |
| 1630 | }; |
| 1631 | |
| 1632 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1633 | class HCallNew: public HBinaryCall { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1634 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1635 | HCallNew(HValue* context, HValue* constructor, int argument_count) |
| 1636 | : HBinaryCall(context, constructor, argument_count) { |
| 1637 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1638 | |
| 1639 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1640 | return Representation::Tagged(); |
| 1641 | } |
| 1642 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1643 | HValue* context() { return first(); } |
| 1644 | HValue* constructor() { return second(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1645 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1646 | DECLARE_CONCRETE_INSTRUCTION(CallNew) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1647 | }; |
| 1648 | |
| 1649 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 1650 | class HCallRuntime: public HCall<1> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1651 | public: |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 1652 | HCallRuntime(HValue* context, |
| 1653 | Handle<String> name, |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1654 | const Runtime::Function* c_function, |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1655 | int argument_count) |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 1656 | : HCall<1>(argument_count), c_function_(c_function), name_(name) { |
| 1657 | SetOperandAt(0, context); |
| 1658 | } |
| 1659 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1660 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1661 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 1662 | HValue* context() { return OperandAt(0); } |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1663 | const Runtime::Function* function() const { return c_function_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1664 | Handle<String> name() const { return name_; } |
| 1665 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1666 | virtual Representation RequiredInputRepresentation(int index) const { |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 1667 | return Representation::Tagged(); |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1668 | } |
| 1669 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1670 | DECLARE_CONCRETE_INSTRUCTION(CallRuntime) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1671 | |
| 1672 | private: |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1673 | const Runtime::Function* c_function_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1674 | Handle<String> name_; |
| 1675 | }; |
| 1676 | |
| 1677 | |
ricow@chromium.org | 9fa0967 | 2011-07-25 11:05:35 +0000 | [diff] [blame] | 1678 | class HJSArrayLength: public HTemplateInstruction<2> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1679 | public: |
ricow@chromium.org | 9fa0967 | 2011-07-25 11:05:35 +0000 | [diff] [blame] | 1680 | HJSArrayLength(HValue* value, HValue* typecheck) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1681 | // The length of an array is stored as a tagged value in the array |
| 1682 | // object. It is guaranteed to be 32 bit integer, but it can be |
| 1683 | // represented as either a smi or heap number. |
ricow@chromium.org | 9fa0967 | 2011-07-25 11:05:35 +0000 | [diff] [blame] | 1684 | SetOperandAt(0, value); |
| 1685 | SetOperandAt(1, typecheck); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1686 | set_representation(Representation::Tagged()); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1687 | SetFlag(kUseGVN); |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 1688 | SetFlag(kDependsOnArrayLengths); |
| 1689 | SetFlag(kDependsOnMaps); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1690 | } |
| 1691 | |
| 1692 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1693 | return Representation::Tagged(); |
| 1694 | } |
| 1695 | |
ricow@chromium.org | 9fa0967 | 2011-07-25 11:05:35 +0000 | [diff] [blame] | 1696 | HValue* value() { return OperandAt(0); } |
| 1697 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1698 | DECLARE_CONCRETE_INSTRUCTION(JSArrayLength) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1699 | |
| 1700 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1701 | virtual bool DataEquals(HValue* other) { return true; } |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 1702 | }; |
| 1703 | |
| 1704 | |
| 1705 | class HFixedArrayLength: public HUnaryOperation { |
| 1706 | public: |
| 1707 | explicit HFixedArrayLength(HValue* value) : HUnaryOperation(value) { |
| 1708 | set_representation(Representation::Tagged()); |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 1709 | SetFlag(kUseGVN); |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 1710 | SetFlag(kDependsOnArrayLengths); |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 1711 | } |
| 1712 | |
| 1713 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1714 | return Representation::Tagged(); |
| 1715 | } |
| 1716 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1717 | DECLARE_CONCRETE_INSTRUCTION(FixedArrayLength) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1718 | |
| 1719 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1720 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1721 | }; |
| 1722 | |
| 1723 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 1724 | class HExternalArrayLength: public HUnaryOperation { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1725 | public: |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 1726 | explicit HExternalArrayLength(HValue* value) : HUnaryOperation(value) { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1727 | set_representation(Representation::Integer32()); |
| 1728 | // The result of this instruction is idempotent as long as its inputs don't |
| 1729 | // change. The length of a pixel array cannot change once set, so it's not |
| 1730 | // necessary to introduce a kDependsOnArrayLengths or any other dependency. |
| 1731 | SetFlag(kUseGVN); |
| 1732 | } |
| 1733 | |
| 1734 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1735 | return Representation::Tagged(); |
| 1736 | } |
| 1737 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1738 | DECLARE_CONCRETE_INSTRUCTION(ExternalArrayLength) |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1739 | |
| 1740 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1741 | virtual bool DataEquals(HValue* other) { return true; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1742 | }; |
| 1743 | |
| 1744 | |
whesse@chromium.org | 7b26015 | 2011-06-20 15:33:18 +0000 | [diff] [blame] | 1745 | class HElementsKind: public HUnaryOperation { |
| 1746 | public: |
| 1747 | explicit HElementsKind(HValue* value) : HUnaryOperation(value) { |
| 1748 | set_representation(Representation::Integer32()); |
| 1749 | SetFlag(kUseGVN); |
| 1750 | SetFlag(kDependsOnMaps); |
| 1751 | } |
| 1752 | |
| 1753 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1754 | return Representation::Tagged(); |
| 1755 | } |
| 1756 | |
| 1757 | DECLARE_CONCRETE_INSTRUCTION(ElementsKind) |
| 1758 | |
| 1759 | protected: |
| 1760 | virtual bool DataEquals(HValue* other) { return true; } |
| 1761 | }; |
| 1762 | |
| 1763 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1764 | class HBitNot: public HUnaryOperation { |
| 1765 | public: |
| 1766 | explicit HBitNot(HValue* value) : HUnaryOperation(value) { |
| 1767 | set_representation(Representation::Integer32()); |
| 1768 | SetFlag(kUseGVN); |
| 1769 | SetFlag(kTruncatingToInt32); |
| 1770 | } |
| 1771 | |
| 1772 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1773 | return Representation::Integer32(); |
| 1774 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1775 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1776 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1777 | DECLARE_CONCRETE_INSTRUCTION(BitNot) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1778 | |
| 1779 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1780 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1781 | }; |
| 1782 | |
| 1783 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 1784 | class HUnaryMathOperation: public HTemplateInstruction<2> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1785 | public: |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 1786 | HUnaryMathOperation(HValue* context, HValue* value, BuiltinFunctionId op) |
| 1787 | : op_(op) { |
| 1788 | SetOperandAt(0, context); |
| 1789 | SetOperandAt(1, value); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1790 | switch (op) { |
| 1791 | case kMathFloor: |
| 1792 | case kMathRound: |
| 1793 | case kMathCeil: |
| 1794 | set_representation(Representation::Integer32()); |
| 1795 | break; |
| 1796 | case kMathAbs: |
| 1797 | set_representation(Representation::Tagged()); |
| 1798 | SetFlag(kFlexibleRepresentation); |
| 1799 | break; |
| 1800 | case kMathSqrt: |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1801 | case kMathPowHalf: |
| 1802 | case kMathLog: |
whesse@chromium.org | 023421e | 2010-12-21 12:19:12 +0000 | [diff] [blame] | 1803 | case kMathSin: |
| 1804 | case kMathCos: |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1805 | set_representation(Representation::Double()); |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1806 | break; |
| 1807 | default: |
| 1808 | UNREACHABLE(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1809 | } |
| 1810 | SetFlag(kUseGVN); |
| 1811 | } |
| 1812 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 1813 | HValue* context() { return OperandAt(0); } |
| 1814 | HValue* value() { return OperandAt(1); } |
| 1815 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1816 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1817 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1818 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1819 | |
| 1820 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 1821 | |
| 1822 | virtual Representation RequiredInputRepresentation(int index) const { |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 1823 | if (index == 0) { |
| 1824 | return Representation::Tagged(); |
| 1825 | } else { |
| 1826 | switch (op_) { |
| 1827 | case kMathFloor: |
| 1828 | case kMathRound: |
| 1829 | case kMathCeil: |
| 1830 | case kMathSqrt: |
| 1831 | case kMathPowHalf: |
| 1832 | case kMathLog: |
| 1833 | case kMathSin: |
| 1834 | case kMathCos: |
| 1835 | return Representation::Double(); |
| 1836 | case kMathAbs: |
| 1837 | return representation(); |
| 1838 | default: |
| 1839 | UNREACHABLE(); |
| 1840 | return Representation::None(); |
| 1841 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1842 | } |
| 1843 | } |
| 1844 | |
| 1845 | virtual HValue* Canonicalize() { |
| 1846 | // If the input is integer32 then we replace the floor instruction |
| 1847 | // with its inputs. This happens before the representation changes are |
| 1848 | // introduced. |
| 1849 | if (op() == kMathFloor) { |
| 1850 | if (value()->representation().IsInteger32()) return value(); |
| 1851 | } |
| 1852 | return this; |
| 1853 | } |
| 1854 | |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1855 | BuiltinFunctionId op() const { return op_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1856 | const char* OpName() const; |
| 1857 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1858 | DECLARE_CONCRETE_INSTRUCTION(UnaryMathOperation) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1859 | |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1860 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1861 | virtual bool DataEquals(HValue* other) { |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1862 | HUnaryMathOperation* b = HUnaryMathOperation::cast(other); |
| 1863 | return op_ == b->op(); |
| 1864 | } |
| 1865 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1866 | private: |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1867 | BuiltinFunctionId op_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1868 | }; |
| 1869 | |
| 1870 | |
| 1871 | class HLoadElements: public HUnaryOperation { |
| 1872 | public: |
| 1873 | explicit HLoadElements(HValue* value) : HUnaryOperation(value) { |
| 1874 | set_representation(Representation::Tagged()); |
| 1875 | SetFlag(kUseGVN); |
| 1876 | SetFlag(kDependsOnMaps); |
| 1877 | } |
| 1878 | |
| 1879 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1880 | return Representation::Tagged(); |
| 1881 | } |
| 1882 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1883 | DECLARE_CONCRETE_INSTRUCTION(LoadElements) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1884 | |
| 1885 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1886 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1887 | }; |
| 1888 | |
| 1889 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 1890 | class HLoadExternalArrayPointer: public HUnaryOperation { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1891 | public: |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 1892 | explicit HLoadExternalArrayPointer(HValue* value) |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1893 | : HUnaryOperation(value) { |
| 1894 | set_representation(Representation::External()); |
| 1895 | // The result of this instruction is idempotent as long as its inputs don't |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 1896 | // change. The external array of a specialized array elements object cannot |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1897 | // change once set, so it's no necessary to introduce any additional |
| 1898 | // dependencies on top of the inputs. |
| 1899 | SetFlag(kUseGVN); |
| 1900 | } |
| 1901 | |
| 1902 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1903 | return Representation::Tagged(); |
| 1904 | } |
| 1905 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1906 | DECLARE_CONCRETE_INSTRUCTION(LoadExternalArrayPointer) |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1907 | |
| 1908 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1909 | virtual bool DataEquals(HValue* other) { return true; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 1910 | }; |
| 1911 | |
| 1912 | |
ricow@chromium.org | 9fa0967 | 2011-07-25 11:05:35 +0000 | [diff] [blame] | 1913 | class HCheckMap: public HTemplateInstruction<2> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1914 | public: |
ricow@chromium.org | 9fa0967 | 2011-07-25 11:05:35 +0000 | [diff] [blame] | 1915 | HCheckMap(HValue* value, Handle<Map> map, HValue* typecheck = NULL) |
| 1916 | : map_(map) { |
| 1917 | SetOperandAt(0, value); |
| 1918 | // If callers don't depend on a typecheck, they can pass in NULL. In that |
| 1919 | // case we use a copy of the |value| argument as a dummy value. |
| 1920 | SetOperandAt(1, typecheck != NULL ? typecheck : value); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1921 | set_representation(Representation::Tagged()); |
| 1922 | SetFlag(kUseGVN); |
| 1923 | SetFlag(kDependsOnMaps); |
| 1924 | } |
| 1925 | |
| 1926 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1927 | return Representation::Tagged(); |
| 1928 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1929 | virtual void PrintDataTo(StringStream* stream); |
| 1930 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1931 | |
ricow@chromium.org | 9fa0967 | 2011-07-25 11:05:35 +0000 | [diff] [blame] | 1932 | HValue* value() { return OperandAt(0); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1933 | Handle<Map> map() const { return map_; } |
| 1934 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1935 | DECLARE_CONCRETE_INSTRUCTION(CheckMap) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1936 | |
| 1937 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1938 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1939 | HCheckMap* b = HCheckMap::cast(other); |
| 1940 | return map_.is_identical_to(b->map()); |
| 1941 | } |
| 1942 | |
| 1943 | private: |
| 1944 | Handle<Map> map_; |
| 1945 | }; |
| 1946 | |
| 1947 | |
| 1948 | class HCheckFunction: public HUnaryOperation { |
| 1949 | public: |
| 1950 | HCheckFunction(HValue* value, Handle<JSFunction> function) |
| 1951 | : HUnaryOperation(value), target_(function) { |
| 1952 | set_representation(Representation::Tagged()); |
| 1953 | SetFlag(kUseGVN); |
| 1954 | } |
| 1955 | |
| 1956 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1957 | return Representation::Tagged(); |
| 1958 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1959 | virtual void PrintDataTo(StringStream* stream); |
| 1960 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1961 | |
| 1962 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 1963 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1964 | #endif |
| 1965 | |
| 1966 | Handle<JSFunction> target() const { return target_; } |
| 1967 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 1968 | DECLARE_CONCRETE_INSTRUCTION(CheckFunction) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1969 | |
| 1970 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 1971 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1972 | HCheckFunction* b = HCheckFunction::cast(other); |
| 1973 | return target_.is_identical_to(b->target()); |
| 1974 | } |
| 1975 | |
| 1976 | private: |
| 1977 | Handle<JSFunction> target_; |
| 1978 | }; |
| 1979 | |
| 1980 | |
| 1981 | class HCheckInstanceType: public HUnaryOperation { |
| 1982 | public: |
ricow@chromium.org | d2be901 | 2011-06-01 06:00:58 +0000 | [diff] [blame] | 1983 | static HCheckInstanceType* NewIsSpecObject(HValue* value) { |
| 1984 | return new HCheckInstanceType(value, IS_SPEC_OBJECT); |
karlklose@chromium.org | 83a4728 | 2011-05-11 11:54:09 +0000 | [diff] [blame] | 1985 | } |
| 1986 | static HCheckInstanceType* NewIsJSArray(HValue* value) { |
| 1987 | return new HCheckInstanceType(value, IS_JS_ARRAY); |
| 1988 | } |
| 1989 | static HCheckInstanceType* NewIsString(HValue* value) { |
| 1990 | return new HCheckInstanceType(value, IS_STRING); |
| 1991 | } |
| 1992 | static HCheckInstanceType* NewIsSymbol(HValue* value) { |
| 1993 | return new HCheckInstanceType(value, IS_SYMBOL); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 1994 | } |
| 1995 | |
| 1996 | virtual Representation RequiredInputRepresentation(int index) const { |
| 1997 | return Representation::Tagged(); |
| 1998 | } |
| 1999 | |
sgjesse@chromium.org | 6db8871 | 2011-07-11 11:41:22 +0000 | [diff] [blame] | 2000 | virtual HValue* Canonicalize(); |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 2001 | |
karlklose@chromium.org | 83a4728 | 2011-05-11 11:54:09 +0000 | [diff] [blame] | 2002 | bool is_interval_check() const { return check_ <= LAST_INTERVAL_CHECK; } |
| 2003 | void GetCheckInterval(InstanceType* first, InstanceType* last); |
| 2004 | void GetCheckMaskAndTag(uint8_t* mask, uint8_t* tag); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2005 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2006 | DECLARE_CONCRETE_INSTRUCTION(CheckInstanceType) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2007 | |
| 2008 | protected: |
| 2009 | // TODO(ager): It could be nice to allow the ommision of instance |
| 2010 | // type checks if we have already performed an instance type check |
| 2011 | // with a larger range. |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2012 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2013 | HCheckInstanceType* b = HCheckInstanceType::cast(other); |
karlklose@chromium.org | 83a4728 | 2011-05-11 11:54:09 +0000 | [diff] [blame] | 2014 | return check_ == b->check_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2015 | } |
| 2016 | |
| 2017 | private: |
karlklose@chromium.org | 83a4728 | 2011-05-11 11:54:09 +0000 | [diff] [blame] | 2018 | enum Check { |
ricow@chromium.org | d2be901 | 2011-06-01 06:00:58 +0000 | [diff] [blame] | 2019 | IS_SPEC_OBJECT, |
karlklose@chromium.org | 83a4728 | 2011-05-11 11:54:09 +0000 | [diff] [blame] | 2020 | IS_JS_ARRAY, |
| 2021 | IS_STRING, |
| 2022 | IS_SYMBOL, |
| 2023 | LAST_INTERVAL_CHECK = IS_JS_ARRAY |
| 2024 | }; |
| 2025 | |
| 2026 | HCheckInstanceType(HValue* value, Check check) |
| 2027 | : HUnaryOperation(value), check_(check) { |
| 2028 | set_representation(Representation::Tagged()); |
| 2029 | SetFlag(kUseGVN); |
| 2030 | } |
| 2031 | |
| 2032 | const Check check_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2033 | }; |
| 2034 | |
| 2035 | |
| 2036 | class HCheckNonSmi: public HUnaryOperation { |
| 2037 | public: |
| 2038 | explicit HCheckNonSmi(HValue* value) : HUnaryOperation(value) { |
| 2039 | set_representation(Representation::Tagged()); |
| 2040 | SetFlag(kUseGVN); |
| 2041 | } |
| 2042 | |
| 2043 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2044 | return Representation::Tagged(); |
| 2045 | } |
| 2046 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2047 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2048 | |
| 2049 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2050 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2051 | #endif |
| 2052 | |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 2053 | virtual HValue* Canonicalize() { |
| 2054 | HType value_type = value()->type(); |
| 2055 | if (!value_type.IsUninitialized() && |
| 2056 | (value_type.IsHeapNumber() || |
| 2057 | value_type.IsString() || |
| 2058 | value_type.IsBoolean() || |
| 2059 | value_type.IsNonPrimitive())) { |
| 2060 | return NULL; |
| 2061 | } |
| 2062 | return this; |
| 2063 | } |
| 2064 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2065 | DECLARE_CONCRETE_INSTRUCTION(CheckNonSmi) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2066 | |
| 2067 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2068 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2069 | }; |
| 2070 | |
| 2071 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2072 | class HCheckPrototypeMaps: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2073 | public: |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 2074 | HCheckPrototypeMaps(Handle<JSObject> prototype, Handle<JSObject> holder) |
| 2075 | : prototype_(prototype), holder_(holder) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2076 | SetFlag(kUseGVN); |
| 2077 | SetFlag(kDependsOnMaps); |
| 2078 | } |
| 2079 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2080 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2081 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2082 | #endif |
| 2083 | |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 2084 | Handle<JSObject> prototype() const { return prototype_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2085 | Handle<JSObject> holder() const { return holder_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2086 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2087 | DECLARE_CONCRETE_INSTRUCTION(CheckPrototypeMaps) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2088 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2089 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2090 | return Representation::None(); |
| 2091 | } |
| 2092 | |
| 2093 | virtual intptr_t Hashcode() { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 2094 | ASSERT(!HEAP->IsAllocationAllowed()); |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 2095 | intptr_t hash = reinterpret_cast<intptr_t>(*prototype()); |
| 2096 | hash = 17 * hash + reinterpret_cast<intptr_t>(*holder()); |
| 2097 | return hash; |
| 2098 | } |
| 2099 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2100 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2101 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2102 | HCheckPrototypeMaps* b = HCheckPrototypeMaps::cast(other); |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 2103 | return prototype_.is_identical_to(b->prototype()) && |
| 2104 | holder_.is_identical_to(b->holder()); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2105 | } |
| 2106 | |
| 2107 | private: |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 2108 | Handle<JSObject> prototype_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2109 | Handle<JSObject> holder_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2110 | }; |
| 2111 | |
| 2112 | |
| 2113 | class HCheckSmi: public HUnaryOperation { |
| 2114 | public: |
| 2115 | explicit HCheckSmi(HValue* value) : HUnaryOperation(value) { |
| 2116 | set_representation(Representation::Tagged()); |
| 2117 | SetFlag(kUseGVN); |
| 2118 | } |
| 2119 | |
| 2120 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2121 | return Representation::Tagged(); |
| 2122 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2123 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2124 | |
| 2125 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2126 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2127 | #endif |
| 2128 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2129 | DECLARE_CONCRETE_INSTRUCTION(CheckSmi) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2130 | |
| 2131 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2132 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2133 | }; |
| 2134 | |
| 2135 | |
| 2136 | class HPhi: public HValue { |
| 2137 | public: |
| 2138 | explicit HPhi(int merged_index) |
| 2139 | : inputs_(2), |
| 2140 | merged_index_(merged_index), |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 2141 | phi_id_(-1), |
fschneider@chromium.org | fb144a0 | 2011-05-04 12:43:48 +0000 | [diff] [blame] | 2142 | is_live_(false), |
| 2143 | is_convertible_to_integer_(true) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2144 | for (int i = 0; i < Representation::kNumRepresentations; i++) { |
| 2145 | non_phi_uses_[i] = 0; |
| 2146 | indirect_uses_[i] = 0; |
| 2147 | } |
| 2148 | ASSERT(merged_index >= 0); |
| 2149 | set_representation(Representation::Tagged()); |
| 2150 | SetFlag(kFlexibleRepresentation); |
| 2151 | } |
| 2152 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2153 | virtual Representation InferredRepresentation() { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2154 | bool double_occurred = false; |
| 2155 | bool int32_occurred = false; |
| 2156 | for (int i = 0; i < OperandCount(); ++i) { |
| 2157 | HValue* value = OperandAt(i); |
| 2158 | if (value->representation().IsDouble()) double_occurred = true; |
| 2159 | if (value->representation().IsInteger32()) int32_occurred = true; |
| 2160 | if (value->representation().IsTagged()) return Representation::Tagged(); |
| 2161 | } |
| 2162 | |
| 2163 | if (double_occurred) return Representation::Double(); |
| 2164 | if (int32_occurred) return Representation::Integer32(); |
| 2165 | return Representation::None(); |
| 2166 | } |
| 2167 | |
| 2168 | virtual Range* InferRange(); |
| 2169 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2170 | return representation(); |
| 2171 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2172 | virtual HType CalculateInferredType(); |
| 2173 | virtual int OperandCount() { return inputs_.length(); } |
| 2174 | virtual HValue* OperandAt(int index) { return inputs_[index]; } |
| 2175 | HValue* GetRedundantReplacement(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2176 | void AddInput(HValue* value); |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 2177 | bool HasRealUses(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2178 | |
erik.corry@gmail.com | d91075f | 2011-02-10 07:45:38 +0000 | [diff] [blame] | 2179 | bool IsReceiver() { return merged_index_ == 0; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2180 | |
| 2181 | int merged_index() const { return merged_index_; } |
| 2182 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2183 | virtual void PrintTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2184 | |
| 2185 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2186 | virtual void Verify(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2187 | #endif |
| 2188 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2189 | void InitRealUses(int id); |
| 2190 | void AddNonPhiUsesFrom(HPhi* other); |
| 2191 | void AddIndirectUsesTo(int* use_count); |
| 2192 | |
| 2193 | int tagged_non_phi_uses() const { |
| 2194 | return non_phi_uses_[Representation::kTagged]; |
| 2195 | } |
| 2196 | int int32_non_phi_uses() const { |
| 2197 | return non_phi_uses_[Representation::kInteger32]; |
| 2198 | } |
| 2199 | int double_non_phi_uses() const { |
| 2200 | return non_phi_uses_[Representation::kDouble]; |
| 2201 | } |
| 2202 | int tagged_indirect_uses() const { |
| 2203 | return indirect_uses_[Representation::kTagged]; |
| 2204 | } |
| 2205 | int int32_indirect_uses() const { |
| 2206 | return indirect_uses_[Representation::kInteger32]; |
| 2207 | } |
| 2208 | int double_indirect_uses() const { |
| 2209 | return indirect_uses_[Representation::kDouble]; |
| 2210 | } |
| 2211 | int phi_id() { return phi_id_; } |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 2212 | bool is_live() { return is_live_; } |
| 2213 | void set_is_live(bool b) { is_live_ = b; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2214 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2215 | static HPhi* cast(HValue* value) { |
| 2216 | ASSERT(value->IsPhi()); |
| 2217 | return reinterpret_cast<HPhi*>(value); |
| 2218 | } |
| 2219 | virtual Opcode opcode() const { return HValue::kPhi; } |
| 2220 | |
fschneider@chromium.org | fb144a0 | 2011-05-04 12:43:48 +0000 | [diff] [blame] | 2221 | virtual bool IsConvertibleToInteger() const { |
| 2222 | return is_convertible_to_integer_; |
| 2223 | } |
| 2224 | |
| 2225 | void set_is_convertible_to_integer(bool b) { |
| 2226 | is_convertible_to_integer_ = b; |
| 2227 | } |
| 2228 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2229 | protected: |
| 2230 | virtual void DeleteFromGraph(); |
| 2231 | virtual void InternalSetOperandAt(int index, HValue* value) { |
| 2232 | inputs_[index] = value; |
| 2233 | } |
| 2234 | |
| 2235 | private: |
| 2236 | ZoneList<HValue*> inputs_; |
| 2237 | int merged_index_; |
| 2238 | |
| 2239 | int non_phi_uses_[Representation::kNumRepresentations]; |
| 2240 | int indirect_uses_[Representation::kNumRepresentations]; |
| 2241 | int phi_id_; |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 2242 | bool is_live_; |
fschneider@chromium.org | fb144a0 | 2011-05-04 12:43:48 +0000 | [diff] [blame] | 2243 | bool is_convertible_to_integer_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2244 | }; |
| 2245 | |
| 2246 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2247 | class HArgumentsObject: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2248 | public: |
| 2249 | HArgumentsObject() { |
| 2250 | set_representation(Representation::Tagged()); |
| 2251 | SetFlag(kIsArguments); |
| 2252 | } |
| 2253 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2254 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2255 | return Representation::None(); |
| 2256 | } |
| 2257 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2258 | DECLARE_CONCRETE_INSTRUCTION(ArgumentsObject) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2259 | }; |
| 2260 | |
| 2261 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2262 | class HConstant: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2263 | public: |
| 2264 | HConstant(Handle<Object> handle, Representation r); |
| 2265 | |
| 2266 | Handle<Object> handle() const { return handle_; } |
| 2267 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 2268 | bool InOldSpace() const { return !HEAP->InNewSpace(*handle_); } |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 2269 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2270 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2271 | return Representation::None(); |
| 2272 | } |
| 2273 | |
fschneider@chromium.org | fb144a0 | 2011-05-04 12:43:48 +0000 | [diff] [blame] | 2274 | virtual bool IsConvertibleToInteger() const { |
| 2275 | if (handle_->IsSmi()) return true; |
| 2276 | if (handle_->IsHeapNumber() && |
| 2277 | (HeapNumber::cast(*handle_)->value() == |
| 2278 | static_cast<double>(NumberToInt32(*handle_)))) return true; |
| 2279 | return false; |
| 2280 | } |
| 2281 | |
danno@chromium.org | 4d3fe4e | 2011-03-10 10:14:28 +0000 | [diff] [blame] | 2282 | virtual bool EmitAtUses() { return !representation().IsDouble(); } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2283 | virtual void PrintDataTo(StringStream* stream); |
| 2284 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2285 | bool IsInteger() const { return handle_->IsSmi(); } |
| 2286 | HConstant* CopyToRepresentation(Representation r) const; |
| 2287 | HConstant* CopyToTruncatedInt32() const; |
| 2288 | bool HasInteger32Value() const { return has_int32_value_; } |
| 2289 | int32_t Integer32Value() const { |
| 2290 | ASSERT(HasInteger32Value()); |
| 2291 | return int32_value_; |
| 2292 | } |
| 2293 | bool HasDoubleValue() const { return has_double_value_; } |
| 2294 | double DoubleValue() const { |
| 2295 | ASSERT(HasDoubleValue()); |
| 2296 | return double_value_; |
| 2297 | } |
| 2298 | bool HasStringValue() const { return handle_->IsString(); } |
| 2299 | |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 2300 | bool ToBoolean() const; |
| 2301 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2302 | virtual intptr_t Hashcode() { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 2303 | ASSERT(!HEAP->allow_allocation(false)); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2304 | return reinterpret_cast<intptr_t>(*handle()); |
| 2305 | } |
| 2306 | |
| 2307 | #ifdef DEBUG |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2308 | virtual void Verify() { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2309 | #endif |
| 2310 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2311 | DECLARE_CONCRETE_INSTRUCTION(Constant) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2312 | |
| 2313 | protected: |
| 2314 | virtual Range* InferRange(); |
| 2315 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2316 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2317 | HConstant* other_constant = HConstant::cast(other); |
| 2318 | return handle().is_identical_to(other_constant->handle()); |
| 2319 | } |
| 2320 | |
| 2321 | private: |
| 2322 | Handle<Object> handle_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2323 | |
| 2324 | // The following two values represent the int32 and the double value of the |
| 2325 | // given constant if there is a lossless conversion between the constant |
| 2326 | // and the specific representation. |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 2327 | bool has_int32_value_ : 1; |
| 2328 | bool has_double_value_ : 1; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2329 | int32_t int32_value_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2330 | double double_value_; |
| 2331 | }; |
| 2332 | |
| 2333 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 2334 | class HBinaryOperation: public HTemplateInstruction<3> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2335 | public: |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 2336 | HBinaryOperation(HValue* context, HValue* left, HValue* right) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2337 | ASSERT(left != NULL && right != NULL); |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 2338 | SetOperandAt(0, context); |
| 2339 | SetOperandAt(1, left); |
| 2340 | SetOperandAt(2, right); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2341 | } |
| 2342 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 2343 | HValue* context() { return OperandAt(0); } |
| 2344 | HValue* left() { return OperandAt(1); } |
| 2345 | HValue* right() { return OperandAt(2); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2346 | |
| 2347 | // TODO(kasperl): Move these helpers to the IA-32 Lithium |
| 2348 | // instruction sequence builder. |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2349 | HValue* LeastConstantOperand() { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2350 | if (IsCommutative() && left()->IsConstant()) return right(); |
| 2351 | return left(); |
| 2352 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2353 | HValue* MostConstantOperand() { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2354 | if (IsCommutative() && left()->IsConstant()) return left(); |
| 2355 | return right(); |
| 2356 | } |
| 2357 | |
| 2358 | virtual bool IsCommutative() const { return false; } |
| 2359 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2360 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2361 | }; |
| 2362 | |
| 2363 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2364 | class HApplyArguments: public HTemplateInstruction<4> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2365 | public: |
| 2366 | HApplyArguments(HValue* function, |
| 2367 | HValue* receiver, |
| 2368 | HValue* length, |
| 2369 | HValue* elements) { |
| 2370 | set_representation(Representation::Tagged()); |
| 2371 | SetOperandAt(0, function); |
| 2372 | SetOperandAt(1, receiver); |
| 2373 | SetOperandAt(2, length); |
| 2374 | SetOperandAt(3, elements); |
kmillikin@chromium.org | 31b1277 | 2011-02-02 16:08:26 +0000 | [diff] [blame] | 2375 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2376 | } |
| 2377 | |
| 2378 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2379 | // The length is untagged, all other inputs are tagged. |
| 2380 | return (index == 2) |
| 2381 | ? Representation::Integer32() |
| 2382 | : Representation::Tagged(); |
| 2383 | } |
| 2384 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2385 | HValue* function() { return OperandAt(0); } |
| 2386 | HValue* receiver() { return OperandAt(1); } |
| 2387 | HValue* length() { return OperandAt(2); } |
| 2388 | HValue* elements() { return OperandAt(3); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2389 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2390 | DECLARE_CONCRETE_INSTRUCTION(ApplyArguments) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2391 | }; |
| 2392 | |
| 2393 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2394 | class HArgumentsElements: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2395 | public: |
| 2396 | HArgumentsElements() { |
| 2397 | // The value produced by this instruction is a pointer into the stack |
| 2398 | // that looks as if it was a smi because of alignment. |
| 2399 | set_representation(Representation::Tagged()); |
| 2400 | SetFlag(kUseGVN); |
| 2401 | } |
| 2402 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2403 | DECLARE_CONCRETE_INSTRUCTION(ArgumentsElements) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2404 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2405 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2406 | return Representation::None(); |
| 2407 | } |
| 2408 | |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2409 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2410 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2411 | }; |
| 2412 | |
| 2413 | |
| 2414 | class HArgumentsLength: public HUnaryOperation { |
| 2415 | public: |
| 2416 | explicit HArgumentsLength(HValue* value) : HUnaryOperation(value) { |
| 2417 | set_representation(Representation::Integer32()); |
| 2418 | SetFlag(kUseGVN); |
| 2419 | } |
| 2420 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2421 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2422 | return Representation::Tagged(); |
| 2423 | } |
| 2424 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2425 | DECLARE_CONCRETE_INSTRUCTION(ArgumentsLength) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2426 | |
| 2427 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2428 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2429 | }; |
| 2430 | |
| 2431 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2432 | class HAccessArgumentsAt: public HTemplateInstruction<3> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2433 | public: |
| 2434 | HAccessArgumentsAt(HValue* arguments, HValue* length, HValue* index) { |
| 2435 | set_representation(Representation::Tagged()); |
| 2436 | SetFlag(kUseGVN); |
| 2437 | SetOperandAt(0, arguments); |
| 2438 | SetOperandAt(1, length); |
| 2439 | SetOperandAt(2, index); |
| 2440 | } |
| 2441 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2442 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2443 | |
| 2444 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2445 | // The arguments elements is considered tagged. |
| 2446 | return index == 0 |
| 2447 | ? Representation::Tagged() |
| 2448 | : Representation::Integer32(); |
| 2449 | } |
| 2450 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2451 | HValue* arguments() { return OperandAt(0); } |
| 2452 | HValue* length() { return OperandAt(1); } |
| 2453 | HValue* index() { return OperandAt(2); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2454 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2455 | DECLARE_CONCRETE_INSTRUCTION(AccessArgumentsAt) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2456 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2457 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2458 | }; |
| 2459 | |
| 2460 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 2461 | class HBoundsCheck: public HTemplateInstruction<2> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2462 | public: |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 2463 | HBoundsCheck(HValue* index, HValue* length) { |
| 2464 | SetOperandAt(0, index); |
| 2465 | SetOperandAt(1, length); |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 2466 | set_representation(Representation::Integer32()); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2467 | SetFlag(kUseGVN); |
| 2468 | } |
| 2469 | |
| 2470 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2471 | return Representation::Integer32(); |
| 2472 | } |
| 2473 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 2474 | HValue* index() { return OperandAt(0); } |
| 2475 | HValue* length() { return OperandAt(1); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2476 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2477 | DECLARE_CONCRETE_INSTRUCTION(BoundsCheck) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2478 | |
| 2479 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2480 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2481 | }; |
| 2482 | |
| 2483 | |
| 2484 | class HBitwiseBinaryOperation: public HBinaryOperation { |
| 2485 | public: |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 2486 | HBitwiseBinaryOperation(HValue* context, HValue* left, HValue* right) |
| 2487 | : HBinaryOperation(context, left, right) { |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 2488 | set_representation(Representation::Tagged()); |
| 2489 | SetFlag(kFlexibleRepresentation); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2490 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2491 | } |
| 2492 | |
| 2493 | virtual Representation RequiredInputRepresentation(int index) const { |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 2494 | return index == 0 |
| 2495 | ? Representation::Tagged() |
| 2496 | : representation(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2497 | } |
| 2498 | |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 2499 | virtual void RepresentationChanged(Representation to) { |
| 2500 | if (!to.IsTagged()) { |
| 2501 | ASSERT(to.IsInteger32()); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2502 | ClearAllSideEffects(); |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 2503 | SetFlag(kTruncatingToInt32); |
| 2504 | SetFlag(kUseGVN); |
| 2505 | } |
| 2506 | } |
| 2507 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2508 | virtual HType CalculateInferredType(); |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 2509 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2510 | DECLARE_ABSTRACT_INSTRUCTION(BitwiseBinaryOperation) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2511 | }; |
| 2512 | |
| 2513 | |
| 2514 | class HArithmeticBinaryOperation: public HBinaryOperation { |
| 2515 | public: |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 2516 | HArithmeticBinaryOperation(HValue* context, HValue* left, HValue* right) |
| 2517 | : HBinaryOperation(context, left, right) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2518 | set_representation(Representation::Tagged()); |
| 2519 | SetFlag(kFlexibleRepresentation); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2520 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2521 | } |
| 2522 | |
| 2523 | virtual void RepresentationChanged(Representation to) { |
| 2524 | if (!to.IsTagged()) { |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2525 | ClearAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2526 | SetFlag(kUseGVN); |
| 2527 | } |
| 2528 | } |
| 2529 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2530 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2531 | virtual Representation RequiredInputRepresentation(int index) const { |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 2532 | return index == 0 |
| 2533 | ? Representation::Tagged() |
| 2534 | : representation(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2535 | } |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 2536 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2537 | virtual Representation InferredRepresentation() { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2538 | if (left()->representation().Equals(right()->representation())) { |
| 2539 | return left()->representation(); |
| 2540 | } |
| 2541 | return HValue::InferredRepresentation(); |
| 2542 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2543 | }; |
| 2544 | |
| 2545 | |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2546 | class HCompareGeneric: public HBinaryOperation { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2547 | public: |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 2548 | HCompareGeneric(HValue* context, |
| 2549 | HValue* left, |
| 2550 | HValue* right, |
| 2551 | Token::Value token) |
| 2552 | : HBinaryOperation(context, left, right), token_(token) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2553 | ASSERT(Token::IsCompareOp(token)); |
| 2554 | set_representation(Representation::Tagged()); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2555 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2556 | } |
| 2557 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2558 | virtual Representation RequiredInputRepresentation(int index) const { |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2559 | return Representation::Tagged(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2560 | } |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 2561 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2562 | Representation GetInputRepresentation() const { |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2563 | return Representation::Tagged(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2564 | } |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2565 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2566 | Token::Value token() const { return token_; } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2567 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2568 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2569 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2570 | |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2571 | DECLARE_CONCRETE_INSTRUCTION(CompareGeneric) |
| 2572 | |
| 2573 | private: |
| 2574 | Token::Value token_; |
| 2575 | }; |
| 2576 | |
| 2577 | |
| 2578 | class HCompareIDAndBranch: public HTemplateControlInstruction<2, 2> { |
| 2579 | public: |
| 2580 | HCompareIDAndBranch(HValue* left, HValue* right, Token::Value token) |
| 2581 | : token_(token) { |
| 2582 | ASSERT(Token::IsCompareOp(token)); |
| 2583 | SetOperandAt(0, left); |
| 2584 | SetOperandAt(1, right); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2585 | } |
| 2586 | |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2587 | HValue* left() { return OperandAt(0); } |
| 2588 | HValue* right() { return OperandAt(1); } |
| 2589 | Token::Value token() const { return token_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2590 | |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2591 | void SetInputRepresentation(Representation r); |
| 2592 | Representation GetInputRepresentation() const { |
| 2593 | return input_representation_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2594 | } |
| 2595 | |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2596 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2597 | return input_representation_; |
| 2598 | } |
| 2599 | virtual void PrintDataTo(StringStream* stream); |
| 2600 | |
| 2601 | DECLARE_CONCRETE_INSTRUCTION(CompareIDAndBranch) |
| 2602 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2603 | private: |
| 2604 | Representation input_representation_; |
| 2605 | Token::Value token_; |
| 2606 | }; |
| 2607 | |
| 2608 | |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2609 | class HCompareObjectEqAndBranch: public HTemplateControlInstruction<2, 2> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2610 | public: |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2611 | HCompareObjectEqAndBranch(HValue* left, HValue* right) { |
| 2612 | SetOperandAt(0, left); |
| 2613 | SetOperandAt(1, right); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2614 | } |
| 2615 | |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2616 | HValue* left() { return OperandAt(0); } |
| 2617 | HValue* right() { return OperandAt(1); } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2618 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2619 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2620 | return Representation::Tagged(); |
| 2621 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2622 | |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2623 | DECLARE_CONCRETE_INSTRUCTION(CompareObjectEqAndBranch) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2624 | }; |
| 2625 | |
| 2626 | |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2627 | class HCompareConstantEqAndBranch: public HUnaryControlInstruction { |
whesse@chromium.org | 7b26015 | 2011-06-20 15:33:18 +0000 | [diff] [blame] | 2628 | public: |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2629 | HCompareConstantEqAndBranch(HValue* left, int right, Token::Value op) |
| 2630 | : HUnaryControlInstruction(left, NULL, NULL), op_(op), right_(right) { |
whesse@chromium.org | 7b26015 | 2011-06-20 15:33:18 +0000 | [diff] [blame] | 2631 | ASSERT(op == Token::EQ_STRICT); |
whesse@chromium.org | 7b26015 | 2011-06-20 15:33:18 +0000 | [diff] [blame] | 2632 | } |
| 2633 | |
| 2634 | Token::Value op() const { return op_; } |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 2635 | HValue* left() { return value(); } |
whesse@chromium.org | 7b26015 | 2011-06-20 15:33:18 +0000 | [diff] [blame] | 2636 | int right() const { return right_; } |
| 2637 | |
whesse@chromium.org | 7b26015 | 2011-06-20 15:33:18 +0000 | [diff] [blame] | 2638 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2639 | return Representation::Integer32(); |
| 2640 | } |
| 2641 | |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2642 | DECLARE_CONCRETE_INSTRUCTION(CompareConstantEqAndBranch); |
whesse@chromium.org | 7b26015 | 2011-06-20 15:33:18 +0000 | [diff] [blame] | 2643 | |
| 2644 | private: |
| 2645 | const Token::Value op_; |
| 2646 | const int right_; |
| 2647 | }; |
| 2648 | |
| 2649 | |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2650 | class HIsNullAndBranch: public HUnaryControlInstruction { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2651 | public: |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2652 | HIsNullAndBranch(HValue* value, bool is_strict) |
| 2653 | : HUnaryControlInstruction(value, NULL, NULL), is_strict_(is_strict) { } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2654 | |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2655 | bool is_strict() const { return is_strict_; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2656 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2657 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2658 | return Representation::Tagged(); |
| 2659 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2660 | |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2661 | DECLARE_CONCRETE_INSTRUCTION(IsNullAndBranch) |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2662 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2663 | private: |
| 2664 | bool is_strict_; |
| 2665 | }; |
| 2666 | |
| 2667 | |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2668 | class HIsObjectAndBranch: public HUnaryControlInstruction { |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2669 | public: |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2670 | explicit HIsObjectAndBranch(HValue* value) |
| 2671 | : HUnaryControlInstruction(value, NULL, NULL) { } |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2672 | |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2673 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2674 | return Representation::Tagged(); |
erik.corry@gmail.com | d91075f | 2011-02-10 07:45:38 +0000 | [diff] [blame] | 2675 | } |
| 2676 | |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2677 | DECLARE_CONCRETE_INSTRUCTION(IsObjectAndBranch) |
| 2678 | }; |
| 2679 | |
| 2680 | |
| 2681 | class HIsSmiAndBranch: public HUnaryControlInstruction { |
| 2682 | public: |
| 2683 | explicit HIsSmiAndBranch(HValue* value) |
| 2684 | : HUnaryControlInstruction(value, NULL, NULL) { } |
| 2685 | |
| 2686 | DECLARE_CONCRETE_INSTRUCTION(IsSmiAndBranch) |
| 2687 | |
| 2688 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2689 | return Representation::Tagged(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2690 | } |
erik.corry@gmail.com | d91075f | 2011-02-10 07:45:38 +0000 | [diff] [blame] | 2691 | |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2692 | protected: |
| 2693 | virtual bool DataEquals(HValue* other) { return true; } |
| 2694 | }; |
| 2695 | |
| 2696 | |
| 2697 | class HIsUndetectableAndBranch: public HUnaryControlInstruction { |
| 2698 | public: |
| 2699 | explicit HIsUndetectableAndBranch(HValue* value) |
| 2700 | : HUnaryControlInstruction(value, NULL, NULL) { } |
| 2701 | |
| 2702 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2703 | return Representation::Tagged(); |
| 2704 | } |
| 2705 | |
| 2706 | DECLARE_CONCRETE_INSTRUCTION(IsUndetectableAndBranch) |
| 2707 | }; |
| 2708 | |
| 2709 | |
| 2710 | class HIsConstructCallAndBranch: public HTemplateControlInstruction<2, 0> { |
| 2711 | public: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2712 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2713 | return Representation::None(); |
| 2714 | } |
| 2715 | |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2716 | DECLARE_CONCRETE_INSTRUCTION(IsConstructCallAndBranch) |
erik.corry@gmail.com | d91075f | 2011-02-10 07:45:38 +0000 | [diff] [blame] | 2717 | }; |
| 2718 | |
| 2719 | |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2720 | class HHasInstanceTypeAndBranch: public HUnaryControlInstruction { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2721 | public: |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2722 | HHasInstanceTypeAndBranch(HValue* value, InstanceType type) |
| 2723 | : HUnaryControlInstruction(value, NULL, NULL), from_(type), to_(type) { } |
| 2724 | HHasInstanceTypeAndBranch(HValue* value, InstanceType from, InstanceType to) |
| 2725 | : HUnaryControlInstruction(value, NULL, NULL), from_(from), to_(to) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2726 | ASSERT(to == LAST_TYPE); // Others not implemented yet in backend. |
| 2727 | } |
| 2728 | |
| 2729 | InstanceType from() { return from_; } |
| 2730 | InstanceType to() { return to_; } |
| 2731 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2732 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2733 | |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2734 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2735 | return Representation::Tagged(); |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2736 | } |
| 2737 | |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2738 | DECLARE_CONCRETE_INSTRUCTION(HasInstanceTypeAndBranch) |
| 2739 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2740 | private: |
| 2741 | InstanceType from_; |
| 2742 | InstanceType to_; // Inclusive range, not all combinations work. |
| 2743 | }; |
| 2744 | |
| 2745 | |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2746 | class HHasCachedArrayIndexAndBranch: public HUnaryControlInstruction { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2747 | public: |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2748 | explicit HHasCachedArrayIndexAndBranch(HValue* value) |
| 2749 | : HUnaryControlInstruction(value, NULL, NULL) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2750 | |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2751 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2752 | return Representation::Tagged(); |
| 2753 | } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2754 | |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2755 | DECLARE_CONCRETE_INSTRUCTION(HasCachedArrayIndexAndBranch) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2756 | }; |
| 2757 | |
| 2758 | |
vegorov@chromium.org | 3cf4731 | 2011-06-29 13:20:01 +0000 | [diff] [blame] | 2759 | class HGetCachedArrayIndex: public HUnaryOperation { |
kmillikin@chromium.org | 49edbdf | 2011-02-16 12:32:18 +0000 | [diff] [blame] | 2760 | public: |
vegorov@chromium.org | 3cf4731 | 2011-06-29 13:20:01 +0000 | [diff] [blame] | 2761 | explicit HGetCachedArrayIndex(HValue* value) : HUnaryOperation(value) { |
| 2762 | set_representation(Representation::Tagged()); |
| 2763 | SetFlag(kUseGVN); |
| 2764 | } |
| 2765 | |
| 2766 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2767 | return Representation::Tagged(); |
| 2768 | } |
kmillikin@chromium.org | 49edbdf | 2011-02-16 12:32:18 +0000 | [diff] [blame] | 2769 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2770 | DECLARE_CONCRETE_INSTRUCTION(GetCachedArrayIndex) |
kmillikin@chromium.org | 49edbdf | 2011-02-16 12:32:18 +0000 | [diff] [blame] | 2771 | |
| 2772 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2773 | virtual bool DataEquals(HValue* other) { return true; } |
kmillikin@chromium.org | 49edbdf | 2011-02-16 12:32:18 +0000 | [diff] [blame] | 2774 | }; |
| 2775 | |
| 2776 | |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2777 | class HClassOfTestAndBranch: public HUnaryControlInstruction { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2778 | public: |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2779 | HClassOfTestAndBranch(HValue* value, Handle<String> class_name) |
| 2780 | : HUnaryControlInstruction(value, NULL, NULL), |
| 2781 | class_name_(class_name) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2782 | |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2783 | DECLARE_CONCRETE_INSTRUCTION(ClassOfTestAndBranch) |
| 2784 | |
| 2785 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2786 | return Representation::Tagged(); |
| 2787 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2788 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2789 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2790 | |
| 2791 | Handle<String> class_name() const { return class_name_; } |
| 2792 | |
| 2793 | private: |
| 2794 | Handle<String> class_name_; |
| 2795 | }; |
| 2796 | |
| 2797 | |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2798 | class HTypeofIsAndBranch: public HUnaryControlInstruction { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2799 | public: |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2800 | HTypeofIsAndBranch(HValue* value, Handle<String> type_literal) |
| 2801 | : HUnaryControlInstruction(value, NULL, NULL), |
| 2802 | type_literal_(type_literal) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2803 | |
| 2804 | Handle<String> type_literal() { return type_literal_; } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2805 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2806 | |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2807 | DECLARE_CONCRETE_INSTRUCTION(TypeofIsAndBranch) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2808 | |
ricow@chromium.org | 4f693d6 | 2011-07-04 14:01:31 +0000 | [diff] [blame] | 2809 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2810 | return Representation::Tagged(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2811 | } |
| 2812 | |
| 2813 | private: |
| 2814 | Handle<String> type_literal_; |
| 2815 | }; |
| 2816 | |
| 2817 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 2818 | class HInstanceOf: public HBinaryOperation { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2819 | public: |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 2820 | HInstanceOf(HValue* context, HValue* left, HValue* right) |
| 2821 | : HBinaryOperation(context, left, right) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2822 | set_representation(Representation::Tagged()); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2823 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2824 | } |
| 2825 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2826 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2827 | return Representation::Tagged(); |
| 2828 | } |
| 2829 | |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 2830 | virtual HType CalculateInferredType(); |
| 2831 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2832 | virtual void PrintDataTo(StringStream* stream); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 2833 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2834 | DECLARE_CONCRETE_INSTRUCTION(InstanceOf) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2835 | }; |
| 2836 | |
| 2837 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 2838 | class HInstanceOfKnownGlobal: public HTemplateInstruction<2> { |
kmillikin@chromium.org | d2c22f0 | 2011-01-10 08:15:37 +0000 | [diff] [blame] | 2839 | public: |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 2840 | HInstanceOfKnownGlobal(HValue* context, |
| 2841 | HValue* left, |
| 2842 | Handle<JSFunction> right) |
| 2843 | : function_(right) { |
| 2844 | SetOperandAt(0, context); |
| 2845 | SetOperandAt(1, left); |
kmillikin@chromium.org | d2c22f0 | 2011-01-10 08:15:37 +0000 | [diff] [blame] | 2846 | set_representation(Representation::Tagged()); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2847 | SetAllSideEffects(); |
kmillikin@chromium.org | d2c22f0 | 2011-01-10 08:15:37 +0000 | [diff] [blame] | 2848 | } |
| 2849 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 2850 | HValue* context() { return OperandAt(0); } |
| 2851 | HValue* left() { return OperandAt(1); } |
kmillikin@chromium.org | d2c22f0 | 2011-01-10 08:15:37 +0000 | [diff] [blame] | 2852 | Handle<JSFunction> function() { return function_; } |
| 2853 | |
| 2854 | virtual Representation RequiredInputRepresentation(int index) const { |
| 2855 | return Representation::Tagged(); |
| 2856 | } |
| 2857 | |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 2858 | virtual HType CalculateInferredType(); |
| 2859 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2860 | DECLARE_CONCRETE_INSTRUCTION(InstanceOfKnownGlobal) |
kmillikin@chromium.org | d2c22f0 | 2011-01-10 08:15:37 +0000 | [diff] [blame] | 2861 | |
| 2862 | private: |
| 2863 | Handle<JSFunction> function_; |
| 2864 | }; |
| 2865 | |
| 2866 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 2867 | class HPower: public HTemplateInstruction<2> { |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2868 | public: |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 2869 | HPower(HValue* left, HValue* right) { |
| 2870 | SetOperandAt(0, left); |
| 2871 | SetOperandAt(1, right); |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2872 | set_representation(Representation::Double()); |
| 2873 | SetFlag(kUseGVN); |
| 2874 | } |
| 2875 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 2876 | HValue* left() { return OperandAt(0); } |
| 2877 | HValue* right() { return OperandAt(1); } |
| 2878 | |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2879 | virtual Representation RequiredInputRepresentation(int index) const { |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 2880 | return index == 0 |
| 2881 | ? Representation::Double() |
| 2882 | : Representation::None(); |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2883 | } |
| 2884 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2885 | DECLARE_CONCRETE_INSTRUCTION(Power) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2886 | |
| 2887 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2888 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 2889 | }; |
| 2890 | |
| 2891 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2892 | class HAdd: public HArithmeticBinaryOperation { |
| 2893 | public: |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 2894 | HAdd(HValue* context, HValue* left, HValue* right) |
| 2895 | : HArithmeticBinaryOperation(context, left, right) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2896 | SetFlag(kCanOverflow); |
| 2897 | } |
| 2898 | |
| 2899 | // Add is only commutative if two integer values are added and not if two |
| 2900 | // tagged values are added (because it might be a String concatenation). |
| 2901 | virtual bool IsCommutative() const { |
| 2902 | return !representation().IsTagged(); |
| 2903 | } |
| 2904 | |
| 2905 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 2906 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2907 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2908 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2909 | DECLARE_CONCRETE_INSTRUCTION(Add) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2910 | |
| 2911 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2912 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2913 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2914 | virtual Range* InferRange(); |
| 2915 | }; |
| 2916 | |
| 2917 | |
| 2918 | class HSub: public HArithmeticBinaryOperation { |
| 2919 | public: |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 2920 | HSub(HValue* context, HValue* left, HValue* right) |
| 2921 | : HArithmeticBinaryOperation(context, left, right) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2922 | SetFlag(kCanOverflow); |
| 2923 | } |
| 2924 | |
| 2925 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 2926 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2927 | DECLARE_CONCRETE_INSTRUCTION(Sub) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2928 | |
| 2929 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2930 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2931 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2932 | virtual Range* InferRange(); |
| 2933 | }; |
| 2934 | |
| 2935 | |
| 2936 | class HMul: public HArithmeticBinaryOperation { |
| 2937 | public: |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 2938 | HMul(HValue* context, HValue* left, HValue* right) |
| 2939 | : HArithmeticBinaryOperation(context, left, right) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2940 | SetFlag(kCanOverflow); |
| 2941 | } |
| 2942 | |
| 2943 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 2944 | |
| 2945 | // Only commutative if it is certain that not two objects are multiplicated. |
| 2946 | virtual bool IsCommutative() const { |
| 2947 | return !representation().IsTagged(); |
| 2948 | } |
| 2949 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2950 | DECLARE_CONCRETE_INSTRUCTION(Mul) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2951 | |
| 2952 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2953 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2954 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2955 | virtual Range* InferRange(); |
| 2956 | }; |
| 2957 | |
| 2958 | |
| 2959 | class HMod: public HArithmeticBinaryOperation { |
| 2960 | public: |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 2961 | HMod(HValue* context, HValue* left, HValue* right) |
| 2962 | : HArithmeticBinaryOperation(context, left, right) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2963 | SetFlag(kCanBeDivByZero); |
| 2964 | } |
| 2965 | |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 2966 | bool HasPowerOf2Divisor() { |
| 2967 | if (right()->IsConstant() && |
| 2968 | HConstant::cast(right())->HasInteger32Value()) { |
| 2969 | int32_t value = HConstant::cast(right())->Integer32Value(); |
| 2970 | return value != 0 && (IsPowerOf2(value) || IsPowerOf2(-value)); |
| 2971 | } |
| 2972 | |
| 2973 | return false; |
| 2974 | } |
| 2975 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2976 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 2977 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2978 | DECLARE_CONCRETE_INSTRUCTION(Mod) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2979 | |
| 2980 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 2981 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 2982 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2983 | virtual Range* InferRange(); |
| 2984 | }; |
| 2985 | |
| 2986 | |
| 2987 | class HDiv: public HArithmeticBinaryOperation { |
| 2988 | public: |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 2989 | HDiv(HValue* context, HValue* left, HValue* right) |
| 2990 | : HArithmeticBinaryOperation(context, left, right) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2991 | SetFlag(kCanBeDivByZero); |
| 2992 | SetFlag(kCanOverflow); |
| 2993 | } |
| 2994 | |
| 2995 | virtual HValue* EnsureAndPropagateNotMinusZero(BitVector* visited); |
| 2996 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 2997 | DECLARE_CONCRETE_INSTRUCTION(Div) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 2998 | |
| 2999 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3000 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3001 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3002 | virtual Range* InferRange(); |
| 3003 | }; |
| 3004 | |
| 3005 | |
| 3006 | class HBitAnd: public HBitwiseBinaryOperation { |
| 3007 | public: |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3008 | HBitAnd(HValue* context, HValue* left, HValue* right) |
| 3009 | : HBitwiseBinaryOperation(context, left, right) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3010 | |
| 3011 | virtual bool IsCommutative() const { return true; } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3012 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3013 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3014 | DECLARE_CONCRETE_INSTRUCTION(BitAnd) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3015 | |
| 3016 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3017 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3018 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3019 | virtual Range* InferRange(); |
| 3020 | }; |
| 3021 | |
| 3022 | |
| 3023 | class HBitXor: public HBitwiseBinaryOperation { |
| 3024 | public: |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3025 | HBitXor(HValue* context, HValue* left, HValue* right) |
| 3026 | : HBitwiseBinaryOperation(context, left, right) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3027 | |
| 3028 | virtual bool IsCommutative() const { return true; } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3029 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3030 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3031 | DECLARE_CONCRETE_INSTRUCTION(BitXor) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3032 | |
| 3033 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3034 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3035 | }; |
| 3036 | |
| 3037 | |
| 3038 | class HBitOr: public HBitwiseBinaryOperation { |
| 3039 | public: |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3040 | HBitOr(HValue* context, HValue* left, HValue* right) |
| 3041 | : HBitwiseBinaryOperation(context, left, right) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3042 | |
| 3043 | virtual bool IsCommutative() const { return true; } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3044 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3045 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3046 | DECLARE_CONCRETE_INSTRUCTION(BitOr) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3047 | |
| 3048 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3049 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3050 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3051 | virtual Range* InferRange(); |
| 3052 | }; |
| 3053 | |
| 3054 | |
| 3055 | class HShl: public HBitwiseBinaryOperation { |
| 3056 | public: |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3057 | HShl(HValue* context, HValue* left, HValue* right) |
| 3058 | : HBitwiseBinaryOperation(context, left, right) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3059 | |
| 3060 | virtual Range* InferRange(); |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3061 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3062 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3063 | DECLARE_CONCRETE_INSTRUCTION(Shl) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3064 | |
| 3065 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3066 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3067 | }; |
| 3068 | |
| 3069 | |
| 3070 | class HShr: public HBitwiseBinaryOperation { |
| 3071 | public: |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3072 | HShr(HValue* context, HValue* left, HValue* right) |
| 3073 | : HBitwiseBinaryOperation(context, left, right) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3074 | |
ricow@chromium.org | 2c99e28 | 2011-07-28 09:15:17 +0000 | [diff] [blame^] | 3075 | virtual Range* InferRange(); |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3076 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3077 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3078 | DECLARE_CONCRETE_INSTRUCTION(Shr) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3079 | |
| 3080 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3081 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3082 | }; |
| 3083 | |
| 3084 | |
| 3085 | class HSar: public HBitwiseBinaryOperation { |
| 3086 | public: |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3087 | HSar(HValue* context, HValue* left, HValue* right) |
| 3088 | : HBitwiseBinaryOperation(context, left, right) { } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3089 | |
| 3090 | virtual Range* InferRange(); |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3091 | virtual HType CalculateInferredType(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3092 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3093 | DECLARE_CONCRETE_INSTRUCTION(Sar) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3094 | |
| 3095 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3096 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3097 | }; |
| 3098 | |
| 3099 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3100 | class HOsrEntry: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3101 | public: |
| 3102 | explicit HOsrEntry(int ast_id) : ast_id_(ast_id) { |
| 3103 | SetFlag(kChangesOsrEntries); |
| 3104 | } |
| 3105 | |
| 3106 | int ast_id() const { return ast_id_; } |
| 3107 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3108 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3109 | return Representation::None(); |
| 3110 | } |
| 3111 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3112 | DECLARE_CONCRETE_INSTRUCTION(OsrEntry) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3113 | |
| 3114 | private: |
| 3115 | int ast_id_; |
| 3116 | }; |
| 3117 | |
| 3118 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3119 | class HParameter: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3120 | public: |
| 3121 | explicit HParameter(unsigned index) : index_(index) { |
| 3122 | set_representation(Representation::Tagged()); |
| 3123 | } |
| 3124 | |
| 3125 | unsigned index() const { return index_; } |
| 3126 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3127 | virtual void PrintDataTo(StringStream* stream); |
| 3128 | |
| 3129 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3130 | return Representation::None(); |
| 3131 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3132 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3133 | DECLARE_CONCRETE_INSTRUCTION(Parameter) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3134 | |
| 3135 | private: |
| 3136 | unsigned index_; |
| 3137 | }; |
| 3138 | |
| 3139 | |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3140 | class HCallStub: public HUnaryCall { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3141 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3142 | HCallStub(HValue* context, CodeStub::Major major_key, int argument_count) |
| 3143 | : HUnaryCall(context, argument_count), |
| 3144 | major_key_(major_key), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3145 | transcendental_type_(TranscendentalCache::kNumberOfCaches) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3146 | } |
| 3147 | |
| 3148 | CodeStub::Major major_key() { return major_key_; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3149 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3150 | HValue* context() { return value(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3151 | |
| 3152 | void set_transcendental_type(TranscendentalCache::Type transcendental_type) { |
| 3153 | transcendental_type_ = transcendental_type; |
| 3154 | } |
| 3155 | TranscendentalCache::Type transcendental_type() { |
| 3156 | return transcendental_type_; |
| 3157 | } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3158 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3159 | virtual void PrintDataTo(StringStream* stream); |
| 3160 | |
| 3161 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3162 | return Representation::Tagged(); |
| 3163 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3164 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3165 | DECLARE_CONCRETE_INSTRUCTION(CallStub) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3166 | |
| 3167 | private: |
| 3168 | CodeStub::Major major_key_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3169 | TranscendentalCache::Type transcendental_type_; |
| 3170 | }; |
| 3171 | |
| 3172 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3173 | class HUnknownOSRValue: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3174 | public: |
| 3175 | HUnknownOSRValue() { set_representation(Representation::Tagged()); } |
| 3176 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3177 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3178 | return Representation::None(); |
| 3179 | } |
| 3180 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3181 | DECLARE_CONCRETE_INSTRUCTION(UnknownOSRValue) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3182 | }; |
| 3183 | |
| 3184 | |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 3185 | class HLoadGlobalCell: public HTemplateInstruction<0> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3186 | public: |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 3187 | HLoadGlobalCell(Handle<JSGlobalPropertyCell> cell, bool check_hole_value) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3188 | : cell_(cell), check_hole_value_(check_hole_value) { |
| 3189 | set_representation(Representation::Tagged()); |
| 3190 | SetFlag(kUseGVN); |
| 3191 | SetFlag(kDependsOnGlobalVars); |
| 3192 | } |
| 3193 | |
| 3194 | Handle<JSGlobalPropertyCell> cell() const { return cell_; } |
| 3195 | bool check_hole_value() const { return check_hole_value_; } |
| 3196 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3197 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3198 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3199 | virtual intptr_t Hashcode() { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 3200 | ASSERT(!HEAP->allow_allocation(false)); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3201 | return reinterpret_cast<intptr_t>(*cell_); |
| 3202 | } |
| 3203 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3204 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3205 | return Representation::None(); |
| 3206 | } |
| 3207 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3208 | DECLARE_CONCRETE_INSTRUCTION(LoadGlobalCell) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3209 | |
| 3210 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3211 | virtual bool DataEquals(HValue* other) { |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 3212 | HLoadGlobalCell* b = HLoadGlobalCell::cast(other); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3213 | return cell_.is_identical_to(b->cell()); |
| 3214 | } |
| 3215 | |
| 3216 | private: |
| 3217 | Handle<JSGlobalPropertyCell> cell_; |
| 3218 | bool check_hole_value_; |
| 3219 | }; |
| 3220 | |
| 3221 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3222 | class HLoadGlobalGeneric: public HTemplateInstruction<2> { |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 3223 | public: |
| 3224 | HLoadGlobalGeneric(HValue* context, |
| 3225 | HValue* global_object, |
| 3226 | Handle<Object> name, |
| 3227 | bool for_typeof) |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3228 | : name_(name), |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 3229 | for_typeof_(for_typeof) { |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3230 | SetOperandAt(0, context); |
| 3231 | SetOperandAt(1, global_object); |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 3232 | set_representation(Representation::Tagged()); |
| 3233 | SetAllSideEffects(); |
| 3234 | } |
| 3235 | |
| 3236 | HValue* context() { return OperandAt(0); } |
| 3237 | HValue* global_object() { return OperandAt(1); } |
| 3238 | Handle<Object> name() const { return name_; } |
| 3239 | bool for_typeof() const { return for_typeof_; } |
| 3240 | |
| 3241 | virtual void PrintDataTo(StringStream* stream); |
| 3242 | |
| 3243 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3244 | return Representation::Tagged(); |
| 3245 | } |
| 3246 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3247 | DECLARE_CONCRETE_INSTRUCTION(LoadGlobalGeneric) |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 3248 | |
| 3249 | private: |
| 3250 | Handle<Object> name_; |
| 3251 | bool for_typeof_; |
| 3252 | }; |
| 3253 | |
| 3254 | |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 3255 | class HStoreGlobalCell: public HUnaryOperation { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3256 | public: |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 3257 | HStoreGlobalCell(HValue* value, |
| 3258 | Handle<JSGlobalPropertyCell> cell, |
| 3259 | bool check_hole_value) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3260 | : HUnaryOperation(value), |
| 3261 | cell_(cell), |
| 3262 | check_hole_value_(check_hole_value) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3263 | SetFlag(kChangesGlobalVars); |
| 3264 | } |
| 3265 | |
| 3266 | Handle<JSGlobalPropertyCell> cell() const { return cell_; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3267 | bool check_hole_value() const { return check_hole_value_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3268 | |
| 3269 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3270 | return Representation::Tagged(); |
| 3271 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3272 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3273 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3274 | DECLARE_CONCRETE_INSTRUCTION(StoreGlobalCell) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3275 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3276 | private: |
| 3277 | Handle<JSGlobalPropertyCell> cell_; |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3278 | bool check_hole_value_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3279 | }; |
| 3280 | |
| 3281 | |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 3282 | class HStoreGlobalGeneric: public HTemplateInstruction<3> { |
| 3283 | public: |
| 3284 | HStoreGlobalGeneric(HValue* context, |
| 3285 | HValue* global_object, |
| 3286 | Handle<Object> name, |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3287 | HValue* value, |
| 3288 | bool strict_mode) |
| 3289 | : name_(name), |
| 3290 | strict_mode_(strict_mode) { |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 3291 | SetOperandAt(0, context); |
| 3292 | SetOperandAt(1, global_object); |
| 3293 | SetOperandAt(2, value); |
| 3294 | set_representation(Representation::Tagged()); |
| 3295 | SetAllSideEffects(); |
| 3296 | } |
| 3297 | |
| 3298 | HValue* context() { return OperandAt(0); } |
| 3299 | HValue* global_object() { return OperandAt(1); } |
| 3300 | Handle<Object> name() const { return name_; } |
| 3301 | HValue* value() { return OperandAt(2); } |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3302 | bool strict_mode() { return strict_mode_; } |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 3303 | |
| 3304 | virtual void PrintDataTo(StringStream* stream); |
| 3305 | |
| 3306 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3307 | return Representation::Tagged(); |
| 3308 | } |
| 3309 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3310 | DECLARE_CONCRETE_INSTRUCTION(StoreGlobalGeneric) |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 3311 | |
| 3312 | private: |
| 3313 | Handle<Object> name_; |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3314 | bool strict_mode_; |
vegorov@chromium.org | 74f333b | 2011-04-06 11:17:46 +0000 | [diff] [blame] | 3315 | }; |
| 3316 | |
| 3317 | |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3318 | class HLoadContextSlot: public HUnaryOperation { |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3319 | public: |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3320 | HLoadContextSlot(HValue* context , int slot_index) |
| 3321 | : HUnaryOperation(context), slot_index_(slot_index) { |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3322 | set_representation(Representation::Tagged()); |
| 3323 | SetFlag(kUseGVN); |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3324 | SetFlag(kDependsOnContextSlots); |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3325 | } |
| 3326 | |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3327 | int slot_index() const { return slot_index_; } |
| 3328 | |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3329 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3330 | return Representation::Tagged(); |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3331 | } |
| 3332 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3333 | virtual void PrintDataTo(StringStream* stream); |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3334 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3335 | DECLARE_CONCRETE_INSTRUCTION(LoadContextSlot) |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3336 | |
| 3337 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3338 | virtual bool DataEquals(HValue* other) { |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3339 | HLoadContextSlot* b = HLoadContextSlot::cast(other); |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3340 | return (slot_index() == b->slot_index()); |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3341 | } |
| 3342 | |
| 3343 | private: |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3344 | int slot_index_; |
| 3345 | }; |
| 3346 | |
| 3347 | |
| 3348 | static inline bool StoringValueNeedsWriteBarrier(HValue* value) { |
sgjesse@chromium.org | 6db8871 | 2011-07-11 11:41:22 +0000 | [diff] [blame] | 3349 | return !value->type().IsBoolean() |
| 3350 | && !value->type().IsSmi() |
| 3351 | && !(value->IsConstant() && HConstant::cast(value)->InOldSpace()); |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3352 | } |
| 3353 | |
| 3354 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3355 | class HStoreContextSlot: public HTemplateInstruction<2> { |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3356 | public: |
| 3357 | HStoreContextSlot(HValue* context, int slot_index, HValue* value) |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3358 | : slot_index_(slot_index) { |
| 3359 | SetOperandAt(0, context); |
| 3360 | SetOperandAt(1, value); |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3361 | SetFlag(kChangesContextSlots); |
| 3362 | } |
| 3363 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3364 | HValue* context() { return OperandAt(0); } |
| 3365 | HValue* value() { return OperandAt(1); } |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3366 | int slot_index() const { return slot_index_; } |
| 3367 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3368 | bool NeedsWriteBarrier() { |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3369 | return StoringValueNeedsWriteBarrier(value()); |
| 3370 | } |
| 3371 | |
| 3372 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3373 | return Representation::Tagged(); |
| 3374 | } |
| 3375 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3376 | virtual void PrintDataTo(StringStream* stream); |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3377 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3378 | DECLARE_CONCRETE_INSTRUCTION(StoreContextSlot) |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3379 | |
| 3380 | private: |
sgjesse@chromium.org | c6c5718 | 2011-01-17 12:24:25 +0000 | [diff] [blame] | 3381 | int slot_index_; |
| 3382 | }; |
| 3383 | |
| 3384 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3385 | class HLoadNamedField: public HUnaryOperation { |
| 3386 | public: |
| 3387 | HLoadNamedField(HValue* object, bool is_in_object, int offset) |
| 3388 | : HUnaryOperation(object), |
| 3389 | is_in_object_(is_in_object), |
| 3390 | offset_(offset) { |
| 3391 | set_representation(Representation::Tagged()); |
| 3392 | SetFlag(kUseGVN); |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3393 | SetFlag(kDependsOnMaps); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3394 | if (is_in_object) { |
| 3395 | SetFlag(kDependsOnInobjectFields); |
| 3396 | } else { |
| 3397 | SetFlag(kDependsOnBackingStoreFields); |
| 3398 | } |
| 3399 | } |
| 3400 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3401 | HValue* object() { return OperandAt(0); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3402 | bool is_in_object() const { return is_in_object_; } |
| 3403 | int offset() const { return offset_; } |
| 3404 | |
| 3405 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3406 | return Representation::Tagged(); |
| 3407 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3408 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3409 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3410 | DECLARE_CONCRETE_INSTRUCTION(LoadNamedField) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3411 | |
| 3412 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3413 | virtual bool DataEquals(HValue* other) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3414 | HLoadNamedField* b = HLoadNamedField::cast(other); |
| 3415 | return is_in_object_ == b->is_in_object_ && offset_ == b->offset_; |
| 3416 | } |
| 3417 | |
| 3418 | private: |
| 3419 | bool is_in_object_; |
| 3420 | int offset_; |
| 3421 | }; |
| 3422 | |
| 3423 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3424 | class HLoadNamedFieldPolymorphic: public HTemplateInstruction<2> { |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3425 | public: |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3426 | HLoadNamedFieldPolymorphic(HValue* context, |
| 3427 | HValue* object, |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3428 | ZoneMapList* types, |
| 3429 | Handle<String> name); |
| 3430 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3431 | HValue* context() { return OperandAt(0); } |
| 3432 | HValue* object() { return OperandAt(1); } |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3433 | ZoneMapList* types() { return &types_; } |
| 3434 | Handle<String> name() { return name_; } |
| 3435 | bool need_generic() { return need_generic_; } |
| 3436 | |
| 3437 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3438 | return Representation::Tagged(); |
| 3439 | } |
| 3440 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3441 | DECLARE_CONCRETE_INSTRUCTION(LoadNamedFieldPolymorphic) |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3442 | |
| 3443 | static const int kMaxLoadPolymorphism = 4; |
| 3444 | |
| 3445 | protected: |
| 3446 | virtual bool DataEquals(HValue* value); |
| 3447 | |
| 3448 | private: |
| 3449 | ZoneMapList types_; |
| 3450 | Handle<String> name_; |
| 3451 | bool need_generic_; |
| 3452 | }; |
| 3453 | |
| 3454 | |
| 3455 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3456 | class HLoadNamedGeneric: public HTemplateInstruction<2> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3457 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3458 | HLoadNamedGeneric(HValue* context, HValue* object, Handle<Object> name) |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3459 | : name_(name) { |
| 3460 | SetOperandAt(0, context); |
| 3461 | SetOperandAt(1, object); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3462 | set_representation(Representation::Tagged()); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3463 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3464 | } |
| 3465 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3466 | HValue* context() { return OperandAt(0); } |
| 3467 | HValue* object() { return OperandAt(1); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3468 | Handle<Object> name() const { return name_; } |
| 3469 | |
| 3470 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3471 | return Representation::Tagged(); |
| 3472 | } |
| 3473 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3474 | DECLARE_CONCRETE_INSTRUCTION(LoadNamedGeneric) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3475 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3476 | private: |
| 3477 | Handle<Object> name_; |
| 3478 | }; |
| 3479 | |
| 3480 | |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 3481 | class HLoadFunctionPrototype: public HUnaryOperation { |
| 3482 | public: |
| 3483 | explicit HLoadFunctionPrototype(HValue* function) |
| 3484 | : HUnaryOperation(function) { |
| 3485 | set_representation(Representation::Tagged()); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3486 | SetFlag(kUseGVN); |
| 3487 | SetFlag(kDependsOnCalls); |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 3488 | } |
| 3489 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3490 | HValue* function() { return OperandAt(0); } |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 3491 | |
| 3492 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3493 | return Representation::Tagged(); |
| 3494 | } |
| 3495 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3496 | DECLARE_CONCRETE_INSTRUCTION(LoadFunctionPrototype) |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 3497 | |
| 3498 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3499 | virtual bool DataEquals(HValue* other) { return true; } |
fschneider@chromium.org | 9e3e0b6 | 2011-01-03 10:16:46 +0000 | [diff] [blame] | 3500 | }; |
| 3501 | |
| 3502 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3503 | class HLoadKeyedFastElement: public HTemplateInstruction<2> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3504 | public: |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3505 | HLoadKeyedFastElement(HValue* obj, HValue* key) { |
| 3506 | SetOperandAt(0, obj); |
| 3507 | SetOperandAt(1, key); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3508 | set_representation(Representation::Tagged()); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3509 | SetFlag(kDependsOnArrayElements); |
| 3510 | SetFlag(kUseGVN); |
| 3511 | } |
| 3512 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3513 | HValue* object() { return OperandAt(0); } |
| 3514 | HValue* key() { return OperandAt(1); } |
| 3515 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3516 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3517 | // The key is supposed to be Integer32. |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3518 | return index == 0 |
| 3519 | ? Representation::Tagged() |
| 3520 | : Representation::Integer32(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3521 | } |
| 3522 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3523 | virtual void PrintDataTo(StringStream* stream); |
| 3524 | |
karlklose@chromium.org | 83a4728 | 2011-05-11 11:54:09 +0000 | [diff] [blame] | 3525 | bool RequiresHoleCheck() const; |
| 3526 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3527 | DECLARE_CONCRETE_INSTRUCTION(LoadKeyedFastElement) |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3528 | |
| 3529 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3530 | virtual bool DataEquals(HValue* other) { return true; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3531 | }; |
| 3532 | |
| 3533 | |
rossberg@chromium.org | 717967f | 2011-07-20 13:44:42 +0000 | [diff] [blame] | 3534 | class HLoadKeyedFastDoubleElement: public HTemplateInstruction<2> { |
| 3535 | public: |
| 3536 | HLoadKeyedFastDoubleElement(HValue* elements, HValue* key) { |
| 3537 | SetOperandAt(0, elements); |
| 3538 | SetOperandAt(1, key); |
| 3539 | set_representation(Representation::Double()); |
ricow@chromium.org | 2c99e28 | 2011-07-28 09:15:17 +0000 | [diff] [blame^] | 3540 | SetFlag(kDependsOnDoubleArrayElements); |
rossberg@chromium.org | 717967f | 2011-07-20 13:44:42 +0000 | [diff] [blame] | 3541 | SetFlag(kUseGVN); |
| 3542 | } |
| 3543 | |
| 3544 | HValue* elements() { return OperandAt(0); } |
| 3545 | HValue* key() { return OperandAt(1); } |
| 3546 | |
| 3547 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3548 | // The key is supposed to be Integer32. |
| 3549 | return index == 0 |
| 3550 | ? Representation::Tagged() |
| 3551 | : Representation::Integer32(); |
| 3552 | } |
| 3553 | |
| 3554 | virtual void PrintDataTo(StringStream* stream); |
| 3555 | |
| 3556 | bool RequiresHoleCheck() const; |
| 3557 | |
| 3558 | DECLARE_CONCRETE_INSTRUCTION(LoadKeyedFastDoubleElement) |
| 3559 | |
| 3560 | protected: |
| 3561 | virtual bool DataEquals(HValue* other) { return true; } |
| 3562 | }; |
| 3563 | |
| 3564 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3565 | class HLoadKeyedSpecializedArrayElement: public HTemplateInstruction<2> { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3566 | public: |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3567 | HLoadKeyedSpecializedArrayElement(HValue* external_elements, |
| 3568 | HValue* key, |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 3569 | JSObject::ElementsKind elements_kind) |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3570 | : elements_kind_(elements_kind) { |
| 3571 | SetOperandAt(0, external_elements); |
| 3572 | SetOperandAt(1, key); |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 3573 | if (elements_kind == JSObject::EXTERNAL_FLOAT_ELEMENTS || |
| 3574 | elements_kind == JSObject::EXTERNAL_DOUBLE_ELEMENTS) { |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3575 | set_representation(Representation::Double()); |
| 3576 | } else { |
| 3577 | set_representation(Representation::Integer32()); |
| 3578 | } |
| 3579 | SetFlag(kDependsOnSpecializedArrayElements); |
| 3580 | // Native code could change the specialized array. |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3581 | SetFlag(kDependsOnCalls); |
| 3582 | SetFlag(kUseGVN); |
| 3583 | } |
| 3584 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3585 | virtual void PrintDataTo(StringStream* stream); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3586 | |
| 3587 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3588 | // The key is supposed to be Integer32, but the base pointer |
| 3589 | // for the element load is a naked pointer. |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3590 | return index == 0 |
| 3591 | ? Representation::External() |
| 3592 | : Representation::Integer32(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3593 | } |
| 3594 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3595 | HValue* external_pointer() { return OperandAt(0); } |
| 3596 | HValue* key() { return OperandAt(1); } |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 3597 | JSObject::ElementsKind elements_kind() const { return elements_kind_; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3598 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3599 | DECLARE_CONCRETE_INSTRUCTION(LoadKeyedSpecializedArrayElement) |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3600 | |
| 3601 | protected: |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3602 | virtual bool DataEquals(HValue* other) { |
| 3603 | if (!other->IsLoadKeyedSpecializedArrayElement()) return false; |
| 3604 | HLoadKeyedSpecializedArrayElement* cast_other = |
| 3605 | HLoadKeyedSpecializedArrayElement::cast(other); |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 3606 | return elements_kind_ == cast_other->elements_kind(); |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3607 | } |
| 3608 | |
| 3609 | private: |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 3610 | JSObject::ElementsKind elements_kind_; |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3611 | }; |
| 3612 | |
| 3613 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3614 | class HLoadKeyedGeneric: public HTemplateInstruction<3> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3615 | public: |
karlklose@chromium.org | 83a4728 | 2011-05-11 11:54:09 +0000 | [diff] [blame] | 3616 | HLoadKeyedGeneric(HValue* context, HValue* obj, HValue* key) { |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3617 | set_representation(Representation::Tagged()); |
| 3618 | SetOperandAt(0, obj); |
| 3619 | SetOperandAt(1, key); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3620 | SetOperandAt(2, context); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3621 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3622 | } |
| 3623 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3624 | HValue* object() { return OperandAt(0); } |
| 3625 | HValue* key() { return OperandAt(1); } |
| 3626 | HValue* context() { return OperandAt(2); } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3627 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3628 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3629 | |
| 3630 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3631 | return Representation::Tagged(); |
| 3632 | } |
| 3633 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3634 | DECLARE_CONCRETE_INSTRUCTION(LoadKeyedGeneric) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3635 | }; |
| 3636 | |
| 3637 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3638 | class HStoreNamedField: public HTemplateInstruction<2> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3639 | public: |
| 3640 | HStoreNamedField(HValue* obj, |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3641 | Handle<String> name, |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3642 | HValue* val, |
| 3643 | bool in_object, |
| 3644 | int offset) |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3645 | : name_(name), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3646 | is_in_object_(in_object), |
| 3647 | offset_(offset) { |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3648 | SetOperandAt(0, obj); |
| 3649 | SetOperandAt(1, val); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3650 | if (is_in_object_) { |
| 3651 | SetFlag(kChangesInobjectFields); |
| 3652 | } else { |
| 3653 | SetFlag(kChangesBackingStoreFields); |
| 3654 | } |
| 3655 | } |
| 3656 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3657 | DECLARE_CONCRETE_INSTRUCTION(StoreNamedField) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3658 | |
| 3659 | virtual Representation RequiredInputRepresentation(int index) const { |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3660 | return Representation::Tagged(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3661 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3662 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3663 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3664 | HValue* object() { return OperandAt(0); } |
| 3665 | HValue* value() { return OperandAt(1); } |
| 3666 | |
| 3667 | Handle<String> name() const { return name_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3668 | bool is_in_object() const { return is_in_object_; } |
| 3669 | int offset() const { return offset_; } |
| 3670 | Handle<Map> transition() const { return transition_; } |
| 3671 | void set_transition(Handle<Map> map) { transition_ = map; } |
| 3672 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3673 | bool NeedsWriteBarrier() { |
ricow@chromium.org | 83aa549 | 2011-02-07 12:42:56 +0000 | [diff] [blame] | 3674 | return StoringValueNeedsWriteBarrier(value()); |
| 3675 | } |
| 3676 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3677 | private: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3678 | Handle<String> name_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3679 | bool is_in_object_; |
| 3680 | int offset_; |
| 3681 | Handle<Map> transition_; |
| 3682 | }; |
| 3683 | |
| 3684 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3685 | class HStoreNamedGeneric: public HTemplateInstruction<3> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3686 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3687 | HStoreNamedGeneric(HValue* context, |
| 3688 | HValue* object, |
| 3689 | Handle<String> name, |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3690 | HValue* value, |
| 3691 | bool strict_mode) |
| 3692 | : name_(name), |
| 3693 | strict_mode_(strict_mode) { |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3694 | SetOperandAt(0, object); |
| 3695 | SetOperandAt(1, value); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3696 | SetOperandAt(2, context); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3697 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3698 | } |
| 3699 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3700 | HValue* object() { return OperandAt(0); } |
| 3701 | HValue* value() { return OperandAt(1); } |
| 3702 | HValue* context() { return OperandAt(2); } |
| 3703 | Handle<String> name() { return name_; } |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3704 | bool strict_mode() { return strict_mode_; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3705 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3706 | virtual void PrintDataTo(StringStream* stream); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3707 | |
| 3708 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3709 | return Representation::Tagged(); |
| 3710 | } |
| 3711 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3712 | DECLARE_CONCRETE_INSTRUCTION(StoreNamedGeneric) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3713 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3714 | private: |
| 3715 | Handle<String> name_; |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3716 | bool strict_mode_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3717 | }; |
| 3718 | |
| 3719 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3720 | class HStoreKeyedFastElement: public HTemplateInstruction<3> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3721 | public: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3722 | HStoreKeyedFastElement(HValue* obj, HValue* key, HValue* val) { |
| 3723 | SetOperandAt(0, obj); |
| 3724 | SetOperandAt(1, key); |
| 3725 | SetOperandAt(2, val); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3726 | SetFlag(kChangesArrayElements); |
| 3727 | } |
| 3728 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3729 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3730 | // The key is supposed to be Integer32. |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3731 | return index == 1 |
| 3732 | ? Representation::Integer32() |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3733 | : Representation::Tagged(); |
| 3734 | } |
| 3735 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3736 | HValue* object() { return OperandAt(0); } |
| 3737 | HValue* key() { return OperandAt(1); } |
| 3738 | HValue* value() { return OperandAt(2); } |
| 3739 | |
| 3740 | bool NeedsWriteBarrier() { |
| 3741 | return StoringValueNeedsWriteBarrier(value()); |
| 3742 | } |
| 3743 | |
| 3744 | virtual void PrintDataTo(StringStream* stream); |
| 3745 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3746 | DECLARE_CONCRETE_INSTRUCTION(StoreKeyedFastElement) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3747 | }; |
| 3748 | |
| 3749 | |
rossberg@chromium.org | 717967f | 2011-07-20 13:44:42 +0000 | [diff] [blame] | 3750 | class HStoreKeyedFastDoubleElement: public HTemplateInstruction<3> { |
| 3751 | public: |
| 3752 | HStoreKeyedFastDoubleElement(HValue* elements, |
| 3753 | HValue* key, |
| 3754 | HValue* val) { |
| 3755 | SetOperandAt(0, elements); |
| 3756 | SetOperandAt(1, key); |
| 3757 | SetOperandAt(2, val); |
ricow@chromium.org | 2c99e28 | 2011-07-28 09:15:17 +0000 | [diff] [blame^] | 3758 | SetFlag(kChangesDoubleArrayElements); |
rossberg@chromium.org | 717967f | 2011-07-20 13:44:42 +0000 | [diff] [blame] | 3759 | } |
| 3760 | |
| 3761 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3762 | if (index == 1) { |
| 3763 | return Representation::Integer32(); |
| 3764 | } else if (index == 2) { |
| 3765 | return Representation::Double(); |
| 3766 | } else { |
| 3767 | return Representation::Tagged(); |
| 3768 | } |
| 3769 | } |
| 3770 | |
| 3771 | HValue* elements() { return OperandAt(0); } |
| 3772 | HValue* key() { return OperandAt(1); } |
| 3773 | HValue* value() { return OperandAt(2); } |
| 3774 | |
| 3775 | bool NeedsWriteBarrier() { |
| 3776 | return StoringValueNeedsWriteBarrier(value()); |
| 3777 | } |
| 3778 | |
| 3779 | virtual void PrintDataTo(StringStream* stream); |
| 3780 | |
| 3781 | DECLARE_CONCRETE_INSTRUCTION(StoreKeyedFastDoubleElement) |
| 3782 | }; |
| 3783 | |
| 3784 | |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3785 | class HStoreKeyedSpecializedArrayElement: public HTemplateInstruction<3> { |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3786 | public: |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3787 | HStoreKeyedSpecializedArrayElement(HValue* external_elements, |
| 3788 | HValue* key, |
| 3789 | HValue* val, |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 3790 | JSObject::ElementsKind elements_kind) |
| 3791 | : elements_kind_(elements_kind) { |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3792 | SetFlag(kChangesSpecializedArrayElements); |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3793 | SetOperandAt(0, external_elements); |
| 3794 | SetOperandAt(1, key); |
| 3795 | SetOperandAt(2, val); |
| 3796 | } |
| 3797 | |
| 3798 | virtual void PrintDataTo(StringStream* stream); |
| 3799 | |
| 3800 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3801 | if (index == 0) { |
| 3802 | return Representation::External(); |
| 3803 | } else { |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 3804 | bool float_or_double_elements = |
| 3805 | elements_kind() == JSObject::EXTERNAL_FLOAT_ELEMENTS || |
| 3806 | elements_kind() == JSObject::EXTERNAL_DOUBLE_ELEMENTS; |
| 3807 | if (index == 2 && float_or_double_elements) { |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3808 | return Representation::Double(); |
| 3809 | } else { |
| 3810 | return Representation::Integer32(); |
| 3811 | } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3812 | } |
| 3813 | } |
| 3814 | |
| 3815 | HValue* external_pointer() { return OperandAt(0); } |
| 3816 | HValue* key() { return OperandAt(1); } |
| 3817 | HValue* value() { return OperandAt(2); } |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 3818 | JSObject::ElementsKind elements_kind() const { return elements_kind_; } |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3819 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3820 | DECLARE_CONCRETE_INSTRUCTION(StoreKeyedSpecializedArrayElement) |
| 3821 | |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3822 | private: |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 3823 | JSObject::ElementsKind elements_kind_; |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3824 | }; |
| 3825 | |
| 3826 | |
| 3827 | class HStoreKeyedGeneric: public HTemplateInstruction<4> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3828 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3829 | HStoreKeyedGeneric(HValue* context, |
| 3830 | HValue* object, |
| 3831 | HValue* key, |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3832 | HValue* value, |
| 3833 | bool strict_mode) |
| 3834 | : strict_mode_(strict_mode) { |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3835 | SetOperandAt(0, object); |
| 3836 | SetOperandAt(1, key); |
| 3837 | SetOperandAt(2, value); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3838 | SetOperandAt(3, context); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3839 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3840 | } |
| 3841 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3842 | HValue* object() { return OperandAt(0); } |
| 3843 | HValue* key() { return OperandAt(1); } |
| 3844 | HValue* value() { return OperandAt(2); } |
| 3845 | HValue* context() { return OperandAt(3); } |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3846 | bool strict_mode() { return strict_mode_; } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3847 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3848 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3849 | return Representation::Tagged(); |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 3850 | } |
| 3851 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3852 | virtual void PrintDataTo(StringStream* stream); |
| 3853 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3854 | DECLARE_CONCRETE_INSTRUCTION(StoreKeyedGeneric) |
karlklose@chromium.org | 44bc708 | 2011-04-11 12:33:05 +0000 | [diff] [blame] | 3855 | |
| 3856 | private: |
| 3857 | bool strict_mode_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3858 | }; |
| 3859 | |
| 3860 | |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 3861 | class HStringAdd: public HBinaryOperation { |
| 3862 | public: |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3863 | HStringAdd(HValue* context, HValue* left, HValue* right) |
| 3864 | : HBinaryOperation(context, left, right) { |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 3865 | set_representation(Representation::Tagged()); |
| 3866 | SetFlag(kUseGVN); |
| 3867 | SetFlag(kDependsOnMaps); |
| 3868 | } |
| 3869 | |
| 3870 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3871 | return Representation::Tagged(); |
| 3872 | } |
| 3873 | |
| 3874 | virtual HType CalculateInferredType() { |
| 3875 | return HType::String(); |
| 3876 | } |
| 3877 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3878 | DECLARE_CONCRETE_INSTRUCTION(StringAdd) |
danno@chromium.org | 160a7b0 | 2011-04-18 15:51:38 +0000 | [diff] [blame] | 3879 | |
| 3880 | protected: |
| 3881 | virtual bool DataEquals(HValue* other) { return true; } |
| 3882 | }; |
| 3883 | |
| 3884 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3885 | class HStringCharCodeAt: public HTemplateInstruction<3> { |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3886 | public: |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3887 | HStringCharCodeAt(HValue* context, HValue* string, HValue* index) { |
| 3888 | SetOperandAt(0, context); |
| 3889 | SetOperandAt(1, string); |
| 3890 | SetOperandAt(2, index); |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3891 | set_representation(Representation::Integer32()); |
| 3892 | SetFlag(kUseGVN); |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3893 | SetFlag(kDependsOnMaps); |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3894 | } |
| 3895 | |
| 3896 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3897 | // The index is supposed to be Integer32. |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3898 | return index == 2 |
| 3899 | ? Representation::Integer32() |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3900 | : Representation::Tagged(); |
| 3901 | } |
| 3902 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3903 | HValue* context() { return OperandAt(0); } |
| 3904 | HValue* string() { return OperandAt(1); } |
| 3905 | HValue* index() { return OperandAt(2); } |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3906 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3907 | DECLARE_CONCRETE_INSTRUCTION(StringCharCodeAt) |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3908 | |
| 3909 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3910 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3911 | |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3912 | virtual Range* InferRange() { |
| 3913 | return new Range(0, String::kMaxUC16CharCode); |
| 3914 | } |
| 3915 | }; |
| 3916 | |
| 3917 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3918 | class HStringCharFromCode: public HTemplateInstruction<2> { |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 3919 | public: |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3920 | HStringCharFromCode(HValue* context, HValue* char_code) { |
| 3921 | SetOperandAt(0, context); |
| 3922 | SetOperandAt(1, char_code); |
| 3923 | set_representation(Representation::Tagged()); |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 3924 | SetFlag(kUseGVN); |
| 3925 | } |
| 3926 | |
| 3927 | virtual Representation RequiredInputRepresentation(int index) const { |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3928 | return index == 0 |
| 3929 | ? Representation::Tagged() |
| 3930 | : Representation::Integer32(); |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 3931 | } |
| 3932 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3933 | HValue* context() { return OperandAt(0); } |
| 3934 | HValue* value() { return OperandAt(1); } |
| 3935 | |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 3936 | virtual bool DataEquals(HValue* other) { return true; } |
| 3937 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3938 | DECLARE_CONCRETE_INSTRUCTION(StringCharFromCode) |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 3939 | }; |
| 3940 | |
| 3941 | |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3942 | class HStringLength: public HUnaryOperation { |
| 3943 | public: |
| 3944 | explicit HStringLength(HValue* string) : HUnaryOperation(string) { |
| 3945 | set_representation(Representation::Tagged()); |
| 3946 | SetFlag(kUseGVN); |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 3947 | SetFlag(kDependsOnMaps); |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3948 | } |
| 3949 | |
| 3950 | virtual Representation RequiredInputRepresentation(int index) const { |
| 3951 | return Representation::Tagged(); |
| 3952 | } |
| 3953 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3954 | virtual HType CalculateInferredType() { |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3955 | STATIC_ASSERT(String::kMaxLength <= Smi::kMaxValue); |
| 3956 | return HType::Smi(); |
| 3957 | } |
| 3958 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 3959 | DECLARE_CONCRETE_INSTRUCTION(StringLength) |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3960 | |
| 3961 | protected: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3962 | virtual bool DataEquals(HValue* other) { return true; } |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 3963 | |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 3964 | virtual Range* InferRange() { |
| 3965 | return new Range(0, String::kMaxLength); |
| 3966 | } |
| 3967 | }; |
| 3968 | |
| 3969 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3970 | template <int V> |
| 3971 | class HMaterializedLiteral: public HTemplateInstruction<V> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3972 | public: |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3973 | HMaterializedLiteral<V>(int index, int depth) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3974 | : literal_index_(index), depth_(depth) { |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 3975 | this->set_representation(Representation::Tagged()); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3976 | } |
| 3977 | |
| 3978 | int literal_index() const { return literal_index_; } |
| 3979 | int depth() const { return depth_; } |
| 3980 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3981 | private: |
| 3982 | int literal_index_; |
| 3983 | int depth_; |
| 3984 | }; |
| 3985 | |
| 3986 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3987 | class HArrayLiteral: public HMaterializedLiteral<1> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3988 | public: |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3989 | HArrayLiteral(HValue* context, |
| 3990 | Handle<FixedArray> constant_elements, |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3991 | int length, |
| 3992 | int literal_index, |
| 3993 | int depth) |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3994 | : HMaterializedLiteral<1>(literal_index, depth), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3995 | length_(length), |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 3996 | constant_elements_(constant_elements) { |
| 3997 | SetOperandAt(0, context); |
| 3998 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 3999 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 4000 | HValue* context() { return OperandAt(0); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4001 | Handle<FixedArray> constant_elements() const { return constant_elements_; } |
| 4002 | int length() const { return length_; } |
| 4003 | |
| 4004 | bool IsCopyOnWrite() const; |
| 4005 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 4006 | virtual Representation RequiredInputRepresentation(int index) const { |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 4007 | return Representation::Tagged(); |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 4008 | } |
| 4009 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 4010 | DECLARE_CONCRETE_INSTRUCTION(ArrayLiteral) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4011 | |
| 4012 | private: |
| 4013 | int length_; |
| 4014 | Handle<FixedArray> constant_elements_; |
| 4015 | }; |
| 4016 | |
| 4017 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 4018 | class HObjectLiteral: public HMaterializedLiteral<1> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4019 | public: |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 4020 | HObjectLiteral(HValue* context, |
| 4021 | Handle<FixedArray> constant_properties, |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4022 | bool fast_elements, |
| 4023 | int literal_index, |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 4024 | int depth, |
| 4025 | bool has_function) |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 4026 | : HMaterializedLiteral<1>(literal_index, depth), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4027 | constant_properties_(constant_properties), |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 4028 | fast_elements_(fast_elements), |
| 4029 | has_function_(has_function) { |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 4030 | SetOperandAt(0, context); |
| 4031 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4032 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 4033 | HValue* context() { return OperandAt(0); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4034 | Handle<FixedArray> constant_properties() const { |
| 4035 | return constant_properties_; |
| 4036 | } |
| 4037 | bool fast_elements() const { return fast_elements_; } |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 4038 | bool has_function() const { return has_function_; } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4039 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 4040 | virtual Representation RequiredInputRepresentation(int index) const { |
| 4041 | return Representation::Tagged(); |
| 4042 | } |
sgjesse@chromium.org | 496c03a | 2011-02-14 12:05:43 +0000 | [diff] [blame] | 4043 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 4044 | DECLARE_CONCRETE_INSTRUCTION(ObjectLiteral) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4045 | |
| 4046 | private: |
| 4047 | Handle<FixedArray> constant_properties_; |
| 4048 | bool fast_elements_; |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 4049 | bool has_function_; |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4050 | }; |
| 4051 | |
| 4052 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 4053 | class HRegExpLiteral: public HMaterializedLiteral<1> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4054 | public: |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 4055 | HRegExpLiteral(HValue* context, |
| 4056 | Handle<String> pattern, |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4057 | Handle<String> flags, |
| 4058 | int literal_index) |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 4059 | : HMaterializedLiteral<1>(literal_index, 0), |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4060 | pattern_(pattern), |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 4061 | flags_(flags) { |
| 4062 | SetOperandAt(0, context); |
| 4063 | } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4064 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 4065 | HValue* context() { return OperandAt(0); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4066 | Handle<String> pattern() { return pattern_; } |
| 4067 | Handle<String> flags() { return flags_; } |
| 4068 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 4069 | virtual Representation RequiredInputRepresentation(int index) const { |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 4070 | return Representation::Tagged(); |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 4071 | } |
| 4072 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 4073 | DECLARE_CONCRETE_INSTRUCTION(RegExpLiteral) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4074 | |
| 4075 | private: |
| 4076 | Handle<String> pattern_; |
| 4077 | Handle<String> flags_; |
| 4078 | }; |
| 4079 | |
| 4080 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 4081 | class HFunctionLiteral: public HTemplateInstruction<1> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4082 | public: |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 4083 | HFunctionLiteral(HValue* context, |
| 4084 | Handle<SharedFunctionInfo> shared, |
| 4085 | bool pretenure) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4086 | : shared_info_(shared), pretenure_(pretenure) { |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 4087 | SetOperandAt(0, context); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4088 | set_representation(Representation::Tagged()); |
| 4089 | } |
| 4090 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 4091 | HValue* context() { return OperandAt(0); } |
| 4092 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 4093 | virtual Representation RequiredInputRepresentation(int index) const { |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 4094 | return Representation::Tagged(); |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 4095 | } |
| 4096 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 4097 | DECLARE_CONCRETE_INSTRUCTION(FunctionLiteral) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4098 | |
| 4099 | Handle<SharedFunctionInfo> shared_info() const { return shared_info_; } |
| 4100 | bool pretenure() const { return pretenure_; } |
| 4101 | |
| 4102 | private: |
| 4103 | Handle<SharedFunctionInfo> shared_info_; |
| 4104 | bool pretenure_; |
| 4105 | }; |
| 4106 | |
| 4107 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 4108 | class HTypeof: public HTemplateInstruction<2> { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4109 | public: |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 4110 | explicit HTypeof(HValue* context, HValue* value) { |
| 4111 | SetOperandAt(0, context); |
| 4112 | SetOperandAt(1, value); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4113 | set_representation(Representation::Tagged()); |
| 4114 | } |
| 4115 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 4116 | HValue* context() { return OperandAt(0); } |
| 4117 | HValue* value() { return OperandAt(1); } |
| 4118 | |
kmillikin@chromium.org | 31b1277 | 2011-02-02 16:08:26 +0000 | [diff] [blame] | 4119 | virtual Representation RequiredInputRepresentation(int index) const { |
| 4120 | return Representation::Tagged(); |
| 4121 | } |
| 4122 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 4123 | DECLARE_CONCRETE_INSTRUCTION(Typeof) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4124 | }; |
| 4125 | |
| 4126 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 4127 | class HToFastProperties: public HUnaryOperation { |
| 4128 | public: |
| 4129 | explicit HToFastProperties(HValue* value) : HUnaryOperation(value) { |
| 4130 | // This instruction is not marked as having side effects, but |
| 4131 | // changes the map of the input operand. Use it only when creating |
| 4132 | // object literals. |
| 4133 | ASSERT(value->IsObjectLiteral()); |
| 4134 | set_representation(Representation::Tagged()); |
| 4135 | } |
| 4136 | |
| 4137 | virtual Representation RequiredInputRepresentation(int index) const { |
| 4138 | return Representation::Tagged(); |
| 4139 | } |
| 4140 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 4141 | DECLARE_CONCRETE_INSTRUCTION(ToFastProperties) |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 4142 | }; |
| 4143 | |
| 4144 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4145 | class HValueOf: public HUnaryOperation { |
| 4146 | public: |
| 4147 | explicit HValueOf(HValue* value) : HUnaryOperation(value) { |
| 4148 | set_representation(Representation::Tagged()); |
| 4149 | } |
| 4150 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 4151 | virtual Representation RequiredInputRepresentation(int index) const { |
| 4152 | return Representation::Tagged(); |
| 4153 | } |
| 4154 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 4155 | DECLARE_CONCRETE_INSTRUCTION(ValueOf) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4156 | }; |
| 4157 | |
| 4158 | |
| 4159 | class HDeleteProperty: public HBinaryOperation { |
| 4160 | public: |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 4161 | HDeleteProperty(HValue* context, HValue* obj, HValue* key) |
| 4162 | : HBinaryOperation(context, obj, key) { |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4163 | set_representation(Representation::Tagged()); |
ager@chromium.org | 378b34e | 2011-01-28 08:04:38 +0000 | [diff] [blame] | 4164 | SetAllSideEffects(); |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4165 | } |
| 4166 | |
| 4167 | virtual Representation RequiredInputRepresentation(int index) const { |
| 4168 | return Representation::Tagged(); |
| 4169 | } |
| 4170 | |
svenpanne@chromium.org | 6d786c9 | 2011-06-15 10:58:27 +0000 | [diff] [blame] | 4171 | virtual HType CalculateInferredType(); |
| 4172 | |
ricow@chromium.org | dcebac0 | 2011-04-20 09:44:50 +0000 | [diff] [blame] | 4173 | DECLARE_CONCRETE_INSTRUCTION(DeleteProperty) |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4174 | |
fschneider@chromium.org | 3a5fd78 | 2011-02-24 10:10:44 +0000 | [diff] [blame] | 4175 | HValue* object() { return left(); } |
| 4176 | HValue* key() { return right(); } |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4177 | }; |
| 4178 | |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 4179 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 4180 | class HIn: public HTemplateInstruction<3> { |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 4181 | public: |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 4182 | HIn(HValue* context, HValue* key, HValue* object) { |
| 4183 | SetOperandAt(0, context); |
| 4184 | SetOperandAt(1, key); |
| 4185 | SetOperandAt(2, object); |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 4186 | set_representation(Representation::Tagged()); |
| 4187 | SetAllSideEffects(); |
| 4188 | } |
| 4189 | |
jkummerow@chromium.org | ddda9e8 | 2011-07-06 11:27:02 +0000 | [diff] [blame] | 4190 | HValue* context() { return OperandAt(0); } |
| 4191 | HValue* key() { return OperandAt(1); } |
| 4192 | HValue* object() { return OperandAt(2); } |
erik.corry@gmail.com | 3847bd5 | 2011-04-27 10:38:56 +0000 | [diff] [blame] | 4193 | |
| 4194 | virtual Representation RequiredInputRepresentation(int index) const { |
| 4195 | return Representation::Tagged(); |
| 4196 | } |
| 4197 | |
| 4198 | virtual HType CalculateInferredType() { |
| 4199 | return HType::Boolean(); |
| 4200 | } |
| 4201 | |
| 4202 | virtual void PrintDataTo(StringStream* stream); |
| 4203 | |
| 4204 | DECLARE_CONCRETE_INSTRUCTION(In) |
| 4205 | }; |
| 4206 | |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 4207 | #undef DECLARE_INSTRUCTION |
| 4208 | #undef DECLARE_CONCRETE_INSTRUCTION |
| 4209 | |
| 4210 | } } // namespace v8::internal |
| 4211 | |
| 4212 | #endif // V8_HYDROGEN_INSTRUCTIONS_H_ |